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 58.163 DYF is a high-pressure brass swivel featuring a 3/8" NPTF inlet and a G3/8" BSPP (male) outlet—making it ideal for connecting NPT-threaded lines to BSP-threaded tools or accessories.
This 360° maintenance-free swivel supports up to 4000 psi and includes a carbide seal, sealed bearing system, and weep holes for early detection of seal wear. Its nickel-plated brass housing ensures excellent corrosion resistance in demanding cleaning environments.
Applications
-
Pressure washers with BSPP connections
-
Surface cleaners and wash booms
-
Car wash arms and rotating nozzles
-
Industrial fluid systems needing NPT-to-G thread
Features
-
360° full rotation
-
Carbide seal with weep hole alert
-
Nickel-plated brass body for corrosion resistance
-
Maintenance-free, sealed bearing system
-
Rated up to 4000 psi
-
Ideal for NPT-to-BSPP transitions
Specs
Product Type: High-pressure swivel – DYF
Part Number: 58.163
Pressure: 4000 psi
Temperature: 250°F
RPM: max. 2,000 rpm
Material Type: Brass, nickel plated
Inner Part: Stainless steel
Seal: Carbide
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"
Diameter (D): 2.36"
Length 1 (L1): 1.49"
Length 2 (L2): 0.39"
Weight: 13.2 oz
The Mosmatic 58.051 DYF Swivel is a high-performance rotary union designed for high-pressure cleaning systems and self-rotating applications. Featuring a 1/4" NPTF inlet and 1/4" NPTM outlet, this swivel allows smooth 360° rotation to prevent hose twisting and extend equipment lifespan.
Constructed from nickel-plated brass, it includes a carbide seal system, maintenance-free bearing assembly, and weep hole design for early seal failure detection. With a pressure rating of 4000 psi, it’s ideal for professional cleaning, surface washing, and industrial spray systems.
Applications
-
Surface cleaners
-
Car and truck wash booms
-
Self-rotating nozzles
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Industrial fluid rotation
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Tire and underbody cleaners
Features
-
Maintenance-free swivel body
-
Flange mount for secure installation
-
Carbide seal system for durability
-
Pressure rated to 4000 psi
-
Visual seal failure indicator via weep holes
-
Brass body with nickel plating for corrosion protection
Specs
Product Type: High-pressure swivel – DYF
Part Number: 58.051
Pressure: 4000 psi
Temperature: 250°F
RPM: max. 2,000 rpm
Material Type (Body): Brass, nickel plated
Inner Part: Stainless steel
Seal: Carbide
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"
Diameter (D): 2.36"
Length 1 (L1): 1.45"
Length 2 (L2): 0.43"
Weight: 10.4 oz
The Mosmatic 58.052 DYF Swivel is a compact, high-pressure female-to-female rotary union, designed for inline applications that require full 360° rotation. Featuring 1/4" NPTF inlet and outlet ports, this swivel is ideal for connecting hoses, lances, or fittings in a way that minimizes stress, eliminates twisting, and improves maneuverability.
Built with a nickel-plated brass body, stainless steel internals, and a carbide seal system, it delivers smooth, maintenance-free performance at pressures up to 4000 psi.
Applications
-
Inline pressure washer hoses
-
Hose-to-hose swivel joints
-
Surface cleaners and booms
-
Industrial wash systems
-
Rotating tools with female-female connection
Features
-
Full 360° rotation
-
Compact F x F configuration
-
Carbide seal for long-lasting durability
-
Maintenance-free bearing system
-
Weep holes for early seal failure detection
-
Rated up to 4000 psi
Specs
Product Type: High-pressure swivel – DYF
Part Number: 58.052
Pressure: 4000 psi
Temperature: 250°F
RPM: max. 2,000 rpm
Material Type: Brass, nickel plated
Inner Part: Stainless steel
Seal: Carbide
Throughput / Medium: pH 3–12 / filtered 10 microns / compressed air (290 psi)
Thread In (G1): 1/4" NPTF
Thread Out (G2): 1/4" NPTF
Nominal Width (NW): 1/4"
Wrench Size 1 (SW1): 0.87"
Wrench Size 2 (SW2): 0.75"
Length (L1): 1.65"
Weight: 11.0 oz
The Mosmatic 58.153 DYF Swivel is a high-pressure 360° rotary union designed for fluid systems requiring 3/8" NPTF (inlet) to 3/8" NPTM (outlet) connections. Built for up to 4000 psi, it features a nickel-plated brass body, stainless steel internal parts, and a carbide seal system for excellent durability and performance.
Its maintenance-free design includes sealed ball bearings and weep holes to alert users of seal wear. It’s a perfect fit for industrial pressure washing, surface cleaners, and rotating tools.
Applications
-
Pressure washers and reels
-
Rotating spray nozzles
-
Surface and floor cleaners
-
Car wash booms and systems
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General industrial washdown setups
Features
-
Rated up to 4000 psi
-
Maintenance-free, sealed design
-
Carbide seal with wear indication
-
Nickel-plated brass housing
-
Full 360° rotation
-
3/8" NPTF x 3/8" NPTM – standard straight connection
Specs
Product Type: High-pressure swivel – DYF
Part Number: 58.153
Pressure: 4000 psi
Temperature: 250°F
RPM: max. 2,000 rpm
Material Type: Brass, nickel plated
Inner Part: Stainless steel
Seal: Carbide
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 1 (SW1): 0.87"
Wrench Size 2 (SW2): 0.75"
Diameter (D): 2.36"
Length 1 (L1): 1.49"
Length 2 (L2): 0.47"
Weight: 10.4 oz
The Mosmatic 58.353 DYF 90° Swivel is a high-pressure elbow-style swivel engineered for systems requiring angled redirection and a step-up connection. With a 1/4" NPTF (female) inlet and 3/8" NPTM (male) outlet, it’s ideal for integrating smaller hoses with larger fittings in compact or mobile setups.
This model features a nickel-plated brass body, carbide seal system, and sealed ball bearings to ensure smooth 360° rotation under up to 4000 psi. Integrated weep holes allow for proactive seal maintenance and protection.
Applications
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Pressure washer lances and booms
-
Mobile surface cleaners and rotating arms
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Hose-to-gun step-up transitions
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Industrial and automotive cleaning setups
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Installations requiring angled output in limited space
Features
-
90° elbow swivel design
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Female 1/4" NPTF inlet to Male 3/8" NPTM outlet
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360° full rotation for hose relief
-
Carbide seal with visual failure indicator (weep holes)
-
Durable, maintenance-free construction
-
Nickel-plated brass body for corrosion resistance
-
Ideal for step-up thread configuration in tight installs
Specs
Product Type: High-pressure elbow swivel – DYF 90°
Part Number: 58.353
Pressure: 4000 psi
Temperature: 250°F
RPM: max. 2,000 rpm
Material Type: Brass, nickel plated
Inner Part: Stainless steel
Seal: Carbide
Throughput / Medium: pH 3–12 / filtered 10 microns / compressed air (290 psi)
Thread In (G1): 1/4" NPTF
Thread Out (G2): 3/8" NPTM
Nominal Width (NW): 1/4"
Wrench Size 1 (SW1): 0.87"
Wrench Size 2 (SW2): 0.75"
Length 1 (L1): 1.49"
Length 2 (L2): 0.47"
Diameter (D): 2.36"
Weight: 13.0 oz
The Mosmatic 58.351 DYF 90° Swivel is a high-performance rotary union with a 90-degree elbow design, ideal for compact installations or where angular hose redirection is required. With a 1/4" NPTF (female) inlet and 1/4" NPTM (male) outlet, it enables smooth 360° rotation at high pressures, reducing hose stress and enhancing durability.
Constructed from nickel-plated brass, it features a carbide seal, sealed ball bearings, and weep holes for visual seal failure indication. Designed for pressures up to 4000 psi, it’s perfect for pressure washers, mobile equipment, and industrial spray systems.
Applications
-
High-pressure surface cleaners
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Pressure washer booms and tools
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Compact or angular fluid connections
-
Industrial cleaning and sanitation systems
-
Hose-to-tool swivel joints with 90° output
Features
-
90° elbow configuration
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Female (1/4" NPTF) inlet to Male (1/4" NPTM) outlet
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Nickel-plated brass body
-
Maintenance-free with carbide seal
-
Visual seal failure alert (weep holes)
-
360° full rotation
-
Designed for tight spaces or directional flow
Specs
Product Type: High-pressure elbow swivel – DYF 90°
Part Number: 58.351
Pressure: 4000 psi
Temperature: 250°F
RPM: max. 2,000 rpm
Material Type: Brass, nickel plated
Inner Part: Stainless steel
Seal: Carbide
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"
Length 1 (L1): 1.45"
Length 2 (L2): 0.43"
Diameter (D): 2.36" (standard body size)
Weight: 13.0 oz
The Mosmatic 58.063 DYF is a high-pressure rotary swivel featuring a 1/4" NPTF (female) inlet and a G3/8" BSPP (male) outlet, making it ideal for systems requiring NPT-to-BSP conversion.
Constructed from nickel-plated brass, this swivel supports pressures up to 4000 psi, featuring a carbide seal system, sealed bearings, and weep holes to alert users in case of seal failure. Its robust build and smooth 360° rotation make it ideal for pressure washing systems and rotating cleaning equipment.
Applications
-
Pressure washer spray guns and booms
-
Rotating nozzles with BSPP output
-
Car wash systems
-
Surface cleaners
-
Systems needing NPT-to-G thread interface
Features
-
Rated up to 4000 psi
-
BSPP male outlet for compatibility with European systems
-
Maintenance-free sealed swivel
-
Carbide seal with weep hole failure indicator
-
Nickel-plated brass body with stainless steel internals
-
360° full rotation for hose relief and flexibility
Specs
Product Type: High-pressure swivel – DYF
Part Number: 58.063
Pressure: 4000 psi
Temperature: 250°F
RPM: max. 2,000 rpm
Material Type: Brass, nickel plated
Inner Part: Stainless steel
Seal: Carbide
Throughput / Medium: pH 3–12 / filtered 10 microns / compressed air (290 psi)
Thread In (G1): 1/4" NPTF
Thread Out (G2): G3/8" M
Nominal Width (NW): 1/4"
Wrench Size 1 (SW1): 0.87"
Wrench Size 2 (SW2): 0.75"
Diameter (D): 2.36"
Length 1 (L1): 1.49"
Length 2 (L2): 0.39"
Weight: 13.5 oz
Surface cleaners, parts washer, tire cleaners, high pressure, self rotating applications
- Flange for easy installation
- Seal failure warning, through week holes
- Maintenance free
- Carbide seal systems
DYF-90º M22x1.5M-G3/8"M
Technical data
- Pressure: 4000 psi(27.5 MPa)
- Temperature: 4000 psi(27.5 MPa)
- Temperature: 250 °F (max. 2’000 rpm)
- RPM: max. 2’000 rpm)
- Body: DYF: brass, nickel plated, DYFI: Stainless steel
- Inner part: Stainless steel
- Seal: carbide
- Bearing: 2x radial ball bearings, 1x thrust ball bearing
- Throughput: pH 3-12
- Medium: filtered 10 microns, compressed air (290 psi)
The Mosmatic 58.463 DYF 90° Swivel is a high-pressure elbow-style rotary union designed for applications requiring NPT-to-BSPP thread transition at a 90° angle. With a 3/8" NPTF (female) inlet and a G3/8" BSPP (male) outlet, it’s ideal for international systems or equipment with mixed thread types.
This swivel features nickel-plated brass construction, a carbide seal, and sealed stainless steel bearings, offering 360° rotation and maintenance-free operation up to 4000 psi. Weep holes allow for early seal failure detection.
Applications
-
Pressure washers with NPT-to-BSP connections
-
Compact industrial washdown systems
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Surface cleaners and spray nozzles
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International or mixed-thread systems
-
Equipment requiring 90° directional output
Features
-
NPT to BSPP transition swivel
-
90° elbow with 360° rotation
-
Brass body, stainless steel internals
-
Carbide seal with weep hole indicator
-
Maintenance-free design
-
Supports high-pressure setups up to 4000 psi
Specs
Product Type: High-pressure elbow swivel – DYF 90°
Part Number: 58.463
Pressure: 4000 psi
Temperature: 250°F
RPM: max. 2,000 rpm
Material Type: Brass, nickel plated
Inner Part: Stainless steel
Seal: Carbide
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): 1.49"
Length 2 (L2): 0.39"
Diameter (D): 2.36"
Weight: 16.2 oz
The Mosmatic 58.151 DYF Swivel is a high-performance rotary union for high-pressure cleaning systems. Featuring a 3/8" NPTF inlet and a 1/4" NPTM outlet, it offers a step-down connection ideal for transitioning between larger inlet hoses and smaller nozzles or spray lances.
Its nickel-plated brass body, combined with stainless steel internals and a carbide seal system, delivers smooth 360° rotation, reliability under high pressure, and long service life. Built for operating pressures up to 4000 psi, it includes weep holes to indicate seal wear or failure.
Applications
-
Pressure washers and mobile wash systems
-
Car wash underbody and boom systems
-
Industrial fluid transfer setups
-
Rotating nozzles with step-down connections
Features
-
Full 360° swivel with sealed bearing system
-
Carbide seal for durability and performance
-
Step-down: 3/8" to 1/4" threading
-
Maintenance-free design
-
Visual seal failure detection
-
Nickel-plated brass body for corrosion resistance
Specs
Product Type: High-pressure swivel – DYF
Part Number: 58.151
Pressure: 4000 psi
Temperature: 250°F
RPM: max. 2,000 rpm
Material Type: Brass, nickel plated
Inner Part: Stainless steel
Seal: Carbide
Throughput / Medium: pH 3–12 / filtered 10 microns / compressed air (290 psi)
Thread In (G1): 3/8" NPTF
Thread Out (G2): 1/4" NPTM
Nominal Width (NW): 1/4"
Wrench Size 1 (SW1): 0.87"
Wrench Size 2 (SW2): 0.67"
Diameter (D): 2.36"
Length 1 (L1): 1.45"
Length 2 (L2): 0.43"
Weight: 11.0 oz
The Mosmatic 58.453 DYF 90° Swivel is a heavy-duty 90-degree elbow swivel designed for high-pressure cleaning applications. With a 3/8" NPTF (female) inlet and 3/8" NPTM (male) outlet, it offers seamless 360° rotation and a fixed 90° angle for directional flow—perfect for minimizing hose strain in compact spaces.
Its robust nickel-plated brass construction, sealed stainless steel internals, and carbide seal system ensure long-term durability and smooth performance at pressures up to 4000 psi. Integrated weep holes alert the user to early seal wear.
Applications
-
High-pressure hose connections in tight spaces
-
Surface cleaners, boom arms, and spray tools
-
Car wash systems and industrial washdown setups
-
Mobile cleaning systems requiring elbow redirection
Features
-
90° swivel design with 360° rotation
-
Female to Male NPT: 3/8" to 3/8"
-
Maintenance-free with sealed bearings
-
Carbide seal with weep hole failure detection
-
Durable nickel-plated brass body
-
Ideal for elbow-mounted hose or tool integration
Specs
Product Type: High-pressure elbow swivel – DYF 90°
Part Number: 58.453
Pressure: 4000 psi
Temperature: 250°F
RPM: max. 2,000 rpm
Material Type: Brass, nickel plated
Inner Part: Stainless steel
Seal: Carbide
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 1 (SW1): 0.87"
Wrench Size 2 (SW2): 0.75"
Length 1 (L1): 1.49"
Length 2 (L2): 0.47"
Diameter (D): 2.36" (padrão DYF 90°)
Weight: 15.0 oz
The Mosmatic 58.154 DYF is a heavy-duty female-to-female swivel engineered for high-pressure cleaning and fluid transfer systems. With 3/8" NPTF inlet and outlet, it’s ideal for inline applications that require full 360° rotation, minimizing hose wear and improving maneuverability.
Built from nickel-plated brass, and supported by a carbide seal, sealed bearing system, and weep hole seal-failure indicators, it ensures long-term, maintenance-free performance at pressures up to 4000 psi.
Applications
-
Inline pressure washer hose assemblies
-
Surface cleaners and rotating systems
-
Industrial washdown setups
-
Chemical sprayers and boom arms
-
Hose-to-hose flexible connections
Features
-
Full 360° rotation
-
Female x Female: 3/8" NPTF both ends
-
Maintenance-free design with sealed bearings
-
Carbide seal with visual failure indicator (weep holes)
-
Nickel-plated brass body
-
Compact and corrosion-resistant
Specs
Product Type: High-pressure swivel – DYF
Part Number: 58.154
Pressure: 4000 psi
Temperature: 250°F
RPM: max. 2,000 rpm
Material Type: Brass, nickel plated
Inner Part: Stainless steel
Seal: Carbide
Throughput / Medium: pH 3–12 / filtered 10 microns / compressed air (290 psi)
Thread In (G1): 3/8" NPTF
Thread Out (G2): 3/8" NPTF
Nominal Width (NW): 1/4"
Wrench Size 1 (SW1): 0.87"
Wrench Size 2 (SW2): 0.87"
Diameter (D): 2.36"
Length (L1): 1.76"
Weight: 11.0 oz
The Mosmatic 58.152 DYF Swivel is a compact, high-pressure female-to-female rotary swivel designed for step-down transitions, featuring a 3/8" NPTF inlet and 1/4" NPTF outlet. Ideal for cleaning systems and hose assemblies requiring flexibility and 360° rotation, it helps reduce hose strain and prevent tangling.
Constructed with a nickel-plated brass body, stainless steel internals, and a carbide seal, this swivel handles pressures up to 4000 psi and includes weep holes for seal failure alert.
Applications
-
Hose-to-hose step-down transitions
-
Pressure washer tools and booms
-
Inline swivel joints
-
Car wash and surface cleaners
Features
-
Female x Female swivel (3/8" to 1/4" NPTF)
-
360° rotation under pressure
-
Maintenance-free bearing system
-
Carbide sealing with weep hole indicator
-
Nickel-plated brass for corrosion protection
-
Compact and reliable design
Specs
Product Type: High-pressure swivel – DYF
Part Number: 58.152
Pressure: 4000 psi
Temperature: 250°F
RPM: max. 2,000 rpm
Material Type: Brass, nickel plated
Inner Part: Stainless steel
Seal: Carbide
Throughput / Medium: pH 3–12 / filtered 10 microns / compressed air (290 psi)
Thread In (G1): 3/8" NPTF
Thread Out (G2): 1/4" NPTF
Nominal Width (NW): 1/4"
Wrench Size 1 (SW1): 0.87"
Wrench Size 2 (SW2): 0.75"
Diameter (D): 2.36"
Length (L1): 1.65"
Weight: 11.0 oz
The Mosmatic 58.054 DYF Swivel is a high-pressure female-to-female rotary swivel with a 1/4" NPTF inlet and 3/8" NPTF outlet, offering a step-up configuration ideal for flexible hose assemblies, spray lances, and cleaning tools.
Designed to handle up to 4000 psi, this swivel features a nickel-plated brass body, stainless steel internal components, sealed ball bearings, and a carbide seal system. Integrated weep holes allow early detection of seal wear, making it a durable, maintenance-free solution for demanding pressure applications.
Applications
-
Pressure washer hose transitions
-
Industrial cleaning tools
-
Surface cleaners and chemical sprayers
-
Inline connections with step-up sizing (1/4" to 3/8")
Features
-
Female-to-Female connection (1/4" to 3/8")
-
Maintenance-free with sealed bearing system
-
Carbide seal and weep hole failure indication
-
Nickel-plated brass construction
-
Full 360° rotation under pressure
Specs
Product Type: High-pressure swivel – DYF
Part Number: 58.054
Pressure: 4000 psi
Temperature: 250°F
RPM: max. 2,000 rpm
Material Type: Brass, nickel plated
Inner Part: Stainless steel
Seal: Carbide
Throughput / Medium: pH 3–12 / filtered 10 microns / compressed air (290 psi)
Thread In (G1): 1/4" NPTF
Thread Out (G2): 3/8" NPTF
Nominal Width (NW): 1/4"
Wrench Size 1 (SW1): 0.87"
Wrench Size 2 (SW2): 0.87"
Diameter (D): 2.36"
Length (L1): 1.76"
Weight: 11.0 oz
The Mosmatic 58.056 DYFI Swivel is a premium-grade stainless steel rotary union designed for high-pressure systems requiring maximum corrosion resistance and long-term reliability. This swivel is equipped with a 1/4" NPTF female inlet and 1/4" NPTM male outlet, supporting full 360° rotation to minimize hose fatigue and twisting.
Engineered with a carbide seal system, double radial and thrust bearings, and weep holes for seal failure warning, the 58.056 offers dependable performance under pressures up to 4000 psi. It is ideal for applications in harsh environments such as surface cleaners, self-rotating heads, and industrial wash systems.
Applications
-
Surface and floor cleaners
-
High-end car/truck wash equipment
-
Food-grade or chemical wash systems
-
Self-rotating nozzles and heads
-
Environments requiring stainless steel durability
Features
-
Full 360° rotation with thrust and radial ball bearings
-
Carbide seal for long-term wear resistance
-
Stainless steel body (DYFI) for maximum corrosion protection
-
Visual seal failure alert via weep holes
-
Maintenance-free, sealed design
-
Flange body for simple installation
Specs
Product Type: High-pressure swivel – DYFI
Part Number: 58.056
Pressure: 4000 psi
Temperature: 250°F
RPM: max. 2,000 rpm
Body Material: Stainless steel
Inner Part: Stainless steel
Seal: Carbide
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"
Diameter (D): 2.36"
Length 1 (L1): 1.45"
Length 2 (L2): 0.43"
Weight: 10.4 oz
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