Mosmatic Rotor Arm 18.5" - TKA 3w4 for Four Nozzles - 82.894 - 1/8in Nozzles

The Mosmatic TKA-3w4 High Pressure Rotor Arm 82.894 is a durable and precision-engineered cleaning solution for industrial and commercial applications. Manufactured from premium stainless steel, this rotor arm is built to withstand harsh conditions and deliver long-term performance. Its welded and precision-balanced design reduces vibrations, ensuring smooth, reliable rotation even in high-pressure systems. With three arms and four nozzle connections, the TKA-3w4 offers broad spray coverage over an 18.5-inch diameter, making it ideal for large-surface cleaning. It includes a G3/8" NPTF thread inlet and 1/8" NPTF thread outlets, providing compatibility with high-performance pressure washing setups. Supporting up to 4000 PSI and temperatures of 250°F, and compatible with media ranging from pH 3 to 12, this rotor arm is engineered for versatility and power.

Applications

• Industrial floor and surface cleaning

• Equipment and machinery wash systems

• Food and beverage processing sanitation

• High-volume commercial vehicle washing

• Manufacturing plant and warehouse cleaning

Key Features

• Stainless Steel Construction - Corrosion-resistant and built for longevity

• Three-Arm, Four-Nozzle Configuration - Optimized for even, efficient spray coverage

• Welded and Balanced - Delivers vibration-free, stable operation

• Rated for 4000 PSI and 250°F - Performs under demanding pressure and heat conditions

• Compatible with pH 3-12 Cleaning Agents - Suitable for a wide range of industrial chemicals

• Thread IN: G3/8" NPTF / Thread OUT: 1/8" NPTF

• 18.5" Diameter - Ideal for broad cleaning zones in industrial settings

Important: Do not use rotor arms unprotected! 

Nozzles not included

Specs 

Pressure: 4000 psi (27.5 MPa)

Temperature: 250°F

Material Type: Stainless steel

Throughput/medium: ph 3-12 

Thread In: G3/8" F

Thread Out (for nozzles): 1/8" NPTF

Diameter: 18.5"

Contact Us for availability of other styles.