Rotary Unions and Swivels
Mosmatic Swivels & Rotary Unions
Mosmatic designs and manufactures high-quality, superior stainless steel products for the commercial car wash industry and high pressure cleaning market. Mosmatic swivels are engineered for smooth operation under high pressure conditions and are created to be long-lasting and maintenance free.
Mosmatic swivels are used in ceiling and wall car wash booms, air booms, automatic car washes, self-service car wash bays. They are also used in specialized industrial cleaning systems. Unique specialty items like Duct Cleaners, Spinning Head Spiders, Manhole Cleaners, Undercarriage Cleaners - just to name a few - can be found at The Mosmatic Professional.
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The Mosmatic WDCL Swivel 43.363 is a high-performance, nickel-plated brass swivel designed for demanding high-pressure applications. Engineered for durability and smooth operation, it features dual radial ball bearings that support higher rotational speeds and reduce wear under load. The O-ring NBR seal ensures long-lasting leak protection, while its robust build accommodates pressures up to 4000 psi and temperatures up to 250°F. With a higher max RPM of 200, this swivel is ideal for more dynamic setups in commercial and industrial cleaning systems.
Applications
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High-pressure hose reels for commercial cleaning
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Ceiling boom arms in auto wash bays and garages
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Pressure washers in industrial and mobile setups
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Car wash and detailing systems
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Equipment requiring durable high-RPM swivel connections
Key Features
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Heavy-duty brass body with nickel plating for corrosion resistance
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Dual radial ball bearings for enhanced rotation and longevity
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Thread IN: ½" NPTF | Thread OUT: ½" NPTM
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Dimensions: Height – 1.81" | Overall Length – 2.87"
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Nominal Width (NW): ½"
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Handles 4000 psi maximum pressure
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Operates at temperatures up to 250°F
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High rotational capacity: Max RPM – 200
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O-ring NBR seal for reliable, leak-free performance
Specs
Pressure: 4000 psi
Temperature: 250°
RPM: 200
Material Type: Brass, nickel plated
Inner Part: Stainless steel
Seal: O-ring NBR
Throughput/medium: ph 3-12 / filtered 10 microns, compressed air (290 psi)
Thread In: G1 1/2" NPTF
Thread Out: G2 1/2" NPTM
Nominal Width (NW): 1/2"
Wrench Size (SW): 0.87
Height (H): 1.81
Length 1 (L1) :1.77
Length 2 (L2) (overall length): 2.87
Length 3 (L3): 1.14
Length 4 (L4) :1.97
Length 5 (L5) :0.59
Weight:15.3 oz
The Mosmatic WDBL Swivel 43.262 is a high-performance, nickel-plated brass swivel designed for industrial-grade pressure washing and cleaning systems. Engineered for strength, durability, and longevity, it features 2x radial ball bearings for smooth, high-speed rotation under load. Its sliding bearing adds rotational stability, while the O-ring NBR seal ensures a tight, leak-free seal. With ⅜" NPTF inlet and outlet ports, this swivel supports up to 4000 psi, operates at 200 RPM, and withstands temperatures up to 250°F, making it ideal for high-pressure hose reels, ceiling booms, and pressure cleaners.
Applications
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Industrial high-pressure hose reels
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Ceiling booms in wash bays and garages
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Professional-grade pressure washers
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Car wash systems
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High-pressure cleaning systems in commercial settings
Key Features
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Rugged nickel-plated brass construction for corrosion resistance
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2x radial ball bearings for smooth, stable high-speed rotation
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Sliding bearing for added support and rotational control
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Thread IN: ⅜" NPTF | Thread OUT: ⅜" NPTF
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Size: Height – 1.81" | Overall Length – 2.72"
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Nominal Width (NW): ⅜"
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Rated for 4000 psi working pressure
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Temperature resistant up to 250°F
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High-RPM capability: 200 RPM max
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Reliable sealing with O-ring NBR
Specs
Pressure: 4000 psi
Temperature: 250°
RPM: 200
Material Type: Brass, nickel plated
Inner Part: Stainless steel
Seal: O-ring NBR
Throughput/medium: ph 3-12 / filtered 10 microns, compressed air (290 psi)
Thread In: G1 3/8" NPTF
Thread Out: G2 3/8" NPTM
Nominal Width (NW): 1/4"
Wrench Size (SW): 0.87
Height (H): 1.06
Length 1 (L1): 1.77
Length 2 (L2) (overall length): 1.89
Length 3 (L3): 1.14
Length 4 (L4): 1.10
Length 5 (L5): 0.39
Weight:10.0 oz
The Mosmatic WDG Swivel 40.031 is a compact and durable swivel designed for use in high-pressure hose reels, ceiling booms, and pressure cleaning systems. Built from nickel-plated brass, it offers excellent resistance to corrosion and wear in demanding industrial environments. This swivel features a sliding bearing for smooth, controlled movement and an O-ring NBR seal for reliable leak protection. With a ⅜" NPTF inlet and ⅜" NPTM outlet, it is ideal for systems requiring dependable flow, rotational capability, and lasting performance. It supports up to 2200 psi, 30 RPM, and 200°F.
Applications
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Pressure washers and hose reels
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Industrial washdown and sanitation systems
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Cleaning guns and rotating nozzles
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Mobile and fixed fluid transfer systems
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OEM applications requiring compact 3/8" NPT swivels
Features
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Nickel-plated brass body for superior durability and corrosion resistance
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Sliding bearing ensures smooth, low-friction rotation
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Thread IN: ⅜" NPTF | Thread OUT: ⅜" NPTM
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Compact build: Height – 1.02" | Overall Length – 1.89"
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Nominal Width (NW): ¼"
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Rated for 2200 psi working pressure
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Handles up to 200°F operating temperature
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Supports rotational speeds up to 30 RPM
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Sealed with a high-quality O-ring NBR for leak-free performance
Specs
Pressure: 2200 psi
Temperature: 200°F
RPM: 30
Material Type: Brass, nickel plated
Inner Part: Stainless steel
Seal: O-ring NBR
Throughput/medium: ph 3-12 / filtered 10 microns, compressed air (290 psi)
Thread In: G1 3/8" NPTF
Thread Out: G2 3/8" NPTM
Nominal Width (NW): 1/4"
Wrench Size (SW): 0.87
Height (H): 1.02
Length 1 (L1): 1.77
Length 2 (L2) (overall length): 1.89
Length 3 (L3): 1.14
Length 4 (L4): 1.14
Length 5 (L5): 0.47
Length 6 (L6): 0.25
Weight: 10.0 oz
Maintain peak performance of your Mosmatic swivel systems with the Mosmatic WDC/WDB Swivel Seal Kit 43.904. This high-quality replacement kit includes durable NBR O-rings designed specifically for WDC and WDB Swivels. Ideal for high-pressure hose reels, ceiling booms, and high-pressure cleaners, the kit ensures a reliable, leak-free seal in demanding environments. Extend the life of your equipment with this essential seal kit for professional cleaning and pressure applications.
The Mosmatic DGL Swivel 31.163 is a high-performance brass, nickel-plated swivel designed to withstand radial and thrust forces in high-pressure, high-flow environments. Ideal for automatic car wash systems and high-pressure hose reels, this swivel combines precision engineering with long-term durability.
Equipped with a triple bearing system—two radial ball bearings and one thrust bearing—this model ensures smooth operation and high load capacity. It features an O-ring NBR seal system, with optional EPDM or FKM seals for extended chemical compatibility. With corrosion-resistant construction and bulkhead mounting, the DGL 31.163 is maintenance-free and engineered for maximum performance.
Applications
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Automatic and tunnel car wash systems
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High-pressure hose reels
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Commercial vehicle wash bays
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Industrial pressure washing
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Rotating equipment in cleaning systems
Key Features
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Model: Mosmatic DGL 31.163
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Material: Brass, Nickel-Plated
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Thread IN (G1): 3/8" NPTF
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Thread OUT (G2): G3/8" M
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Seal Type: O-ring NBR (Optional: EPDM or FKM)
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Bearing System: Triple bearing (2 radial, 1 thrust)
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Mounting: Bulkhead fitting
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Corrosion Resistant: Yes
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Maintenance: Maintenance-free design
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Overall Diameter: 0.98"
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Overall Length: 2.59"
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Nominal Width (NW): 1/4"
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Wrench Size (SW): 0.87"
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Max Pressure: 4000 PSI
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Max RPM: 1000
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Temperature Range:
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90°F at 1000 RPM
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Up to 250°F at 30 RPM
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Specs
Pressure: 4000 psi (27.5 MPa)
Temperature: 90°F at 1000 RPM, 250°F at 30 RPM
RPM: max 1,000 rpm
Material Type: Brass, Nickel plated
Inner Part: Stainless steel
Seal: O-ring NBR (optional: EPDM or FKM)
Throughput/medium: ph 3-12 / filtered 10 microns, compressed air (290 psi)
Thread In: G1 3/8" NPTF
Thread Out: G2 G3/8" M
Nominal Width (NW): 1/4"
Wrench Size 1 (SW1): 0.87"
Wrench Size 2 (SW2): 0.75"
Length 1 (L1) (overall length) : 2.59"
Length 2 (L2): 0.47"
Diameter (D) (overall diameter): 0.98"
Weight: 5.7 oz
The Mosmatic DGK Swivel 32.549 – 90 Degrees is designed for high-performance pressure cleaning, hydraulic systems, and hose connections. Built with a durable stainless steel/brass body and nickel-plated finish, this swivel delivers exceptional corrosion resistance and longevity in industrial environments.
Featuring a thrust ball bearing and a reliable O-ring NBR seal system (optional EPDM or FKM), this swivel supports live rotation under full pressure with minimal torque. Its 90-degree compact design ensures easy integration into tight setups while keeping hoses tangle-free.
Applications
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High-pressure spray guns
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Hydraulic hose assemblies
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Wash bays and ceiling booms
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Tangle-free hose connection systems
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Industrial pressure cleaning tools
Features
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Material: Stainless steel/brass with nickel plating
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Thread IN (G1): 3/8" NPTM
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Thread OUT (G2): 3/8" NPTF
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Overall Length: 1.06"
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Nominal Width (NW): 1/4"
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Wrench Size (SW): 0.94"
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Maximum Pressure: 4000 PSI
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Maximum RPM: 30
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Max Temperature: 250°F
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Seal System: O-ring NBR (EPDM or FKM optional)
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Bearing System: 1x thrust ball bearing
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Design: 90° swivel for optimized directional flow
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Performance: Maintenance free, low torque, high durability
Specs
Pressure: 4000 psi (27.5 MPa)
Temperature: 250°F
RPM: max 30 rpm
Material Type: Stainless steel, Brass, Nickel plated
Inner Part: Stainless steel
Seal: O-ring NBR (optional: EPDM or FKM)
Throughput/medium: ph 3-12 / filtered 10 microns, compressed air (290 psi)
Thread In: G1 3/8" NPTM
Thread Out: G2 3/8" NPTF
Nominal Width (NW): 1/4"
Wrench Size 1 (SW1): 0.94"
Length 1 (L1) (overall length) : 1.06"
Length 2 (L2): 0.39"
Weight: 5.8 oz
Ensure reliable performance of your Mosmatic WDG Swivel with the Mosmatic WDG Swivel Seal Kit 40.502 - NW 1/4". This professional-grade replacement kit includes precision-engineered NBR O-rings, designed specifically for WDG Swivels with a nominal width of 1/4 inch. Ideal for use in ceiling booms, high-pressure hose reels, and high-pressure cleaners, this kit restores leak-free operation and prolongs the life of your swivel system. An essential maintenance component for demanding environments.
The Mosmatic HP Gun <Neo> - 29.134 is engineered for maximum performance, comfort, and reliability in demanding cleaning environments. Designed with an ergonomic molded grip and Low Trigger Force technology, it reduces holding force by 90% and trigger effort by 40%, making extended operation easy and comfortable. This model features a built-in swivel for enhanced maneuverability and a Weep function, allowing water to continually leak to prevent freezing during cold weather use. Rated for up to 5000 PSI and 300°F, the gun is built to handle heavy-duty, professional cleaning applications. It includes a 3/8" NPTF inlet and a 1/4" NPTF outlet for secure and reliable connections.
Applications
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Cold-weather and winter cleaning operations
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Industrial and commercial pressure washing
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Fleet and vehicle maintenance
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Agricultural equipment cleaning
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Construction machinery and site washdowns
Features
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Ergonomic molded handle for operator comfort
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Low Trigger Force: 90% reduced holding, 40% less trigger effort
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Integrated swivel for easy maneuverability
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Weep function prevents freezing in cold conditions
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Handles up to 5000 PSI pressure
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Temperature rated up to 300°F
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Thread Inlet: 3/8" NPTF
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Thread Outlet: 1/4" NPTF
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Durable and professional-grade construction
Specs
Pressure: 5000 psi
Temperature: 300°F
Weep Function: Yes
Low Trigger Force: Yes
Groove: No
Swivel: Yes
Thread In: 3/8" NPTF
Thread Out: 1/4" NPTF
Color: Purple
Weight: 1.3lbs
The Mosmatic WDG Swivel 40.009 is a compact, high-quality swivel designed specifically for use in Mosmatic ceiling booms and high-pressure cleaning systems. Made from nickel-plated brass, this swivel offers excellent corrosion resistance and durability in harsh environments. It features a sliding bearing for smooth, stable rotation and an O-ring NBR seal to ensure dependable leak prevention. The unit is engineered without a snap ring, making it ideal for ceiling boom integration. With G¼" female inlet to G¼" male outlet, this swivel handles 4000 psi, supports 30 RPM, and tolerates temperatures up to 250°F.
Applications
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Ceiling booms
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High-pressure hose reels
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Compact pressure cleaner systems
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Swivel assemblies requiring rotation and tight space
Features
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Nickel-plated brass construction for long-lasting corrosion resistance
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Designed without snap ring for compatibility with ceiling booms
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Smooth rotation with sliding bearing design
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Thread IN: G¼" Female | Thread OUT: G¼" Male
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Dimensions: Height – 1.02" | Overall Length – 1.73"
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Nominal Width (NW): ¼"
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Rated for 4000 psi maximum pressure
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Withstands temperatures up to 250°F
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Operates at speeds up to 30 RPM
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Sealed with O-ring NBR for reliable leak prevention
Specs
Pressure: 4000 psi
Temperature: 250°F
RPM: 30
Material Type: Brass, nickel plated
Inner Part: Stainless steel
Seal: O-ring NBR
Throughput/medium: ph 3-12 / filtered 10 microns, compressed air (290 psi)
Thread In: G1 G1/4" F
Thread Out: G2 G1/4" M
Nominal Width (NW): 1/4"
Wrench Size (SW): 0.87
Height (H): 1.02
Length 1 (L1): 1.77
Length 2 (L2) (overall length): 1.73
Length 3 (L3): 1.14
Length 4 (L4): 0.96
Length 5 (L5): 0.33
Length 6 (L6): 0.25
Weight: 9.8 oz
The Mosmatic DGVI Swivel 32.779 is designed for high-performance applications in high-pressure hose reels, hydraulic systems, and HP-Guns. Built from stainless steel, it delivers maximum durability, live rotation under pressure, and seamless integration in dynamic environments.
Equipped with a single thrust ball bearing and O-ring NBR seal system (optional EPDM or FKM), this swivel is maintenance-free, corrosion-resistant, and engineered to maintain pressure without binding—ensuring a tangle-free, smooth user experience.
Applications
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High-pressure hose reels
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Hydraulic connections
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High-performance HP-Guns
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Tangle-free cleaning equipment
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Industrial fluid transfer systems
Features
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Material: Full stainless steel construction
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Thread IN (G1): 3/8" NPTF
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Overall Length: 3.20"
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Nominal Width (NW): 1/4"
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Wrench Size (SW): 0.94"
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Max Pressure: 5000 PSI
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Max RPM: 30
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Max Temperature: 250°F
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Bearing System: 1x thrust ball bearing
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Seal System: O-ring NBR (optional EPDM or FKM)
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Design: Compact, corrosion-resistant, and maintenance-free
Specs
Pressure: 5000 psi (35 MPa)
Temperature: 250°F
RPM: max 30 rpm
Material Type: Stainless steel
Inner Part: Stainless steel
Seal: O-ring NBR (optional: EPDM or FKM)
Throughput/medium: ph 3-12 / filtered 10 microns, compressed air (290 psi)
D (Diameter): ø0.60
Thread In: G1 3/8" NPTF
Nominal Width (NW): 1/4"
Wrench Size 1 (SW1): 0.94"
Wrench Size 2 (SW2): 0.87"
Length 1 (L1) (overall length) : 3.20"
Weight: 6.2 oz
The Mosmatic DGV Swivel 32.861 is a brass, nickel-plated high-pressure swivel engineered for hose connections, hydraulics, and HP-gun applications. Designed for live rotation under maximum pressure, this swivel offers durable corrosion resistance, a compact profile, and smooth operation thanks to its single thrust ball bearing and NBR O-ring seal system (also available in EBDM or FKM). Built to last in high-demand environments, it’s maintenance-free and reliable for consistent performance.
Applications
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High-pressure HP-Guns
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Hydraulic and pneumatic hose systems
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Tangle-free hose reel configurations
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Industrial cleaning tools and machines
Features
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Material: Brass, nickel-plated
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Thread Type: 1/2" NPTM inlet x 1/2" NPTM outlet
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Overall Length: 2.91"
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Nominal Width: 3/8"
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Wrench Size: 1.06"
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Maximum Pressure: 4000 PSI
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Max RPM: 30
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Temperature Range: Up to 250°F
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Seal System: O-ring NBR (EBDM/FKM optional)
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Bearing: 1x thrust ball bearing
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Corrosion Resistant and Maintenance Free
Specs
Pressure: 4000 psi (27.5 MPa)
Temperature: 250°F
RPM: max 30 rpm
Material Type: Brass, nickel plated
Inner Part: Stainless steel
Seal: O-ring NBR (optional: EPDM or FKM)
Throughput/medium: ph 3-12 / filtered 10 microns, compressed air (290 psi)
Thread In: G1 1/2" NPTM
Thread Out: G2 1/2" NPTM
Nominal Width (NW): 3/8"
Wrench Size 1 (SW1): 1.06"
Wrench Size 2 (SW2): 1.06"
Length 1 (L1) (overall length) : 2.91"
Length 2 (L2): 0.59"
Length 3 (L3): 0.59"
Weight: 8.2 oz
The Mosmatic DGG Swivel 33.051 is a premium brass, nickel-plated swivel designed for high-pressure cleaning applications that demand consistent rotation and durability. With a robust construction and triple bearing system, this swivel ensures smooth, maintenance-free operation in self-rotating equipment, parts washers, and tire cleaning systems.
Engineered for maximum precision, this swivel includes a durable O-ring NBR seal system (optional: EPDM or FKM) for optimal sealing under pressure and rotation. Its compact size, corrosion-resistant finish, and ability to perform at high RPMs make it ideal for integration into commercial or industrial cleaning setups.
Applications:
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High-pressure cleaning technology
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Parts and component washers
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Tire and undercarriage cleaners
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Self-rotating spray systems
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Industrial and OEM equipment
Key Features:
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Material: Brass, nickel-plated for corrosion resistance
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Seal System: O-ring NBR (optional: EPDM or FKM)
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Bearing Design: Triple bearing system (2x radial, 1x thrust)
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Mounting: Bulkhead style for secure installation
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Thread IN: 1/4" NPTF
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Thread OUT: 1/4" NPTM
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Overall Diameter: 1.34"
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Overall Length: 2.71"
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Nominal Width (NW): 1/4"
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Wrench Size (SW): 0.87"
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Max Pressure: 4000 PSI
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Max RPM: 1000
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Max Temperature: 90°F at 1000 RPM, 250°F at 30 RPM
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Performance: High-precision, maintenance-free operation
Specs
Pressure: 4000 psi (27.5 MPa)
Temperature: 90°F at 1000 RPM, 250°F at 30 RPM
RPM: max 1,000 rpm
Material Type: Brass, Nickel plated
Inner Part: Stainless steel
Seal: O-ring NBR (optional: EPDM or FKM)
Throughput/medium: ph 3-12 / filtered 10 microns, compressed air (290 psi)
Thread In: G1 1/4" NPTF
Thread Out: G2 1/4" NPTM
Nominal Width (NW): 1/4"
Wrench Size 1 (SW1): 0.87"
Wrench Size 2 (SW2): 0.67"
Wrench Size 3 (SW3): 1.34"
Diameter (D) (overall diameter): 1.34"
Length 1 (L1) (overall length) : 2.71"
Length 2 (L2): 0.43"
Weight: 8.5 oz
The Mosmatic 52.903 Break-Away Fitting is a safety-focused connector designed to prevent equipment damage by disconnecting under excessive force. Constructed from brass with a nickel-plated finish, this fitting provides both durability and corrosion resistance in demanding high-pressure environments.
With a thread inlet of 3/8" NPTM and an outlet of 3/8" NPTF, it’s rated for up to 5800 PSI, making it ideal for professional car wash and pressure washer systems where safety and reliability are essential.
Applications
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Self-serve and automatic car wash bays
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High-pressure pressure washer systems
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Spray guns, hoses, and boom connections
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Industrial cleaning equipment requiring safety disconnects
Key Features
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Material: Brass, nickel-plated for corrosion resistance
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Thread In: 3/8" NPTM | Thread Out: 3/8" NPTF
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Max Pressure Rating: 5800 PSI
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Designed to break away under force to protect equipment
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Ideal for safety-critical installations
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Supports long-term durability in wet, high-pressure environments
Specs
Material Type: Brass, nickel-plated
Max Pressure Rating: 5800 PSI
Thread IN: 3/8" NPTM
Thread OUT: 3/8" NPTF
Weight: 0.9 lbs
The Mosmatic WDG Swivel 40.231 is a durable nickel-plated brass swivel engineered for high-pressure hose reels, ceiling booms, and pressure cleaning equipment. Designed for reliable performance, it features a sliding bearing that enables smooth rotation under pressure and a robust O-ring NBR seal that ensures leak-resistant operation. With a 1/2" NPTF inlet and 1/2" NPTM outlet, this swivel is rated for 2200 psi, handles speeds up to 30 RPM, and performs in environments up to 200°F—making it ideal for commercial and industrial use.
Applications
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High-pressure hose reel systems
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Ceiling boom installations
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Pressure washers and surface cleaners
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Industrial and commercial washdown systems
Key Features
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Nickel-plated brass construction for corrosion resistance and durability
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Sliding bearing provides stable, low-friction rotation
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Thread IN: ½" NPTF | Thread OUT: ½" NPTM
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Dimensions: Height – 1.57" | Overall Length – 2.48"
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Nominal Width (NW): ½"
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Rated for 2200 psi working pressure
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Maximum temperature: 200°F
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Rotational speed: Up to 30 RPM
-
O-ring NBR seal ensures reliable, leak-free operation
Specs
Pressure: 2200 psi
Temperature: 200° F
RPM: 30
Material Type: Brass, nickel plated
Inner Part: Stainless steel
Seal: O-ring NBR
Throughput/medium: ph 3-12 / filtered 10 microns, compressed air (290 psi)
Thread In: G1 1/2" NPTF
Thread Out: G2 1/2" NPTM
Nominal Width (NW): 1/2"
Wrench Size (SW): 0.94
Height (H): 1.57
Length 1 (L1) :1.77
Length 2 (L2) (overall length): 2.48
Length 3 (L3): 1.14
Length 4 (L4) :1.42
Length 5 (L5) :0.43
Length 6 (L6): 0.28
Weight:13.5 oz
Ensure long-lasting performance and smooth operation with the Mosmatic Bearing Kit 55.911 - NW 1/4" + 3/8". This premium sealed stainless steel bearing kit is designed for Mosmatic DYT and DYU Swivels with nominal widths of 1/4 inch and 3/8 inch. Built to withstand high pressure, high RPM, and both thrust and radial forces, it is ideal for demanding self-rotating applications such as surface cleaners and parts washers. The sealed stainless steel construction ensures excellent corrosion resistance and reliability in high-performance cleaning environments.
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