Mosmatic Rotor Arms 18.5" - TKA 3w4 for Four Nozzles - 82.794 - 1/4in Nozzles

The Mosmatic TKA-3w4 High Pressure Rotor Arm 82.794 is designed for maximum performance and durability in industrial and commercial cleaning systems. Constructed from corrosion-resistant stainless steel, this rotor arm is welded and precision-balanced to eliminate vibration and ensure safe, smooth, and consistent rotation at high speeds. Featuring three arms with four nozzle connections, this model delivers powerful, even spray distribution within a wide 18.5-inch diameter. It connects via a G3/8" NPTF thread inlet and 1/4" NPTF nozzle outlets, making it compatible with standard high-pressure systems. Rated for up to 4000 PSI and 250°F, and suitable for pH 3-12 cleaning solutions, the TKA-3w4 is built to withstand tough industrial cleaning demands.

Applications

• Industrial surface cleaning and degreasing

• Heavy-duty vehicle and equipment wash systems

• Manufacturing and processing plant sanitation

• Warehouse and shop floor cleaning

• Food production and packaging facility maintenance

Key Features

• Stainless Steel Construction - Resists corrosion for long-lasting use

• 3-Arm, 4-Nozzle Design - Maximizes spray efficiency and surface coverage

• Welded and Balanced - Reduces vibration for smooth and safe operation

• High Pressure and Temperature Rated - Supports up to 4000 PSI and 250°F

• Chemical Compatibility - Works with media from pH 3 to 12

• Thread IN: G3/8" NPTF / Thread OUT: 1/4" NPTF

• 18.5" Diameter - Ideal for large-scale, high-coverage cleaning applications

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): 1/4" NPTF

Diameter: 18.5"

Contact Us for availability of other styles.