The Mosmatic TKA-3w3 Rotor Arm (SKU: 82.765) delivers superior performance for high-pressure cleaning applications. Crafted from premium stainless steel, this 4” diameter rotor arm is equipped with three arms and three nozzle ports for optimal cleaning coverage. Each unit is precision-welded and dynamically balanced to eliminate vibrations, ensuring safe, smooth operation. Designed for harsh environments, it withstands up to 4000 PSI and temperatures up to 250°F, while being resistant to a wide range of chemicals (pH 3–12).

Applications:

• Flat surface cleaners

• Car wash undercarriage systems

• Industrial equipment and vehicle cleaning

• Agricultural and heavy-duty cleaning setups

Features:

• 4” diameter with 2 arms and 3 nozzle ports

• Thread IN: G3/8” NPTF

• Thread OUT: 1/4” NPTF

• Stainless steel construction for enhanced durability and corrosion resistance

• Welded and balanced for vibration-free operation

• Max pressure: 4000 PSI

• Max temperature: 250°F

• Compatible with chemical solutions ranging from pH 3–12

• Maintenance-free design for long-term performance

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: 4"

for availability of other styles.