AR RKA4G40NL Pressure Washer Pump Kit – RKA4G40NL Replacement Pump

Part Number: RKA4G40NL
Category: Pressure Washer Pumps
Type: Replacement Pump Kit – AR RKA4G40NL, 4.0 GPM @ 4000 PSI

The AR RKA4G40NL Pressure Washer Pump Kit is a genuine Annovi Reverberi replacement pump designed for high-performance commercial pressure washer systems. Rated for 4.0 GPM at up to 4000 PSI, this triplex plunger pump is built for demanding applications that require consistent cutting power, smooth operation, and long service life. Featuring AR’s heavy-duty construction and precision components, the RKA4G40NL delivers reliable performance in belt-drive and gear-drive configurations where durability and uptime are critical.

This pump is ideal as a direct replacement for worn or damaged units in professional-grade equipment, restoring OEM performance without modification.

Product Specifications

• Pump Model: RKA4G40NL

• Manufacturer: Annovi Reverberi (AR)

• Pump Type: Triplex Plunger

• Flow Rate: 4.0 GPM

• Max Pressure: 4000 PSI

• Condition: New

• MPN: RKA4G40NL

Features & Benefits

• Genuine AR replacement pump

• High-output 4.0 GPM / 4000 PSI performance

• Commercial-grade triplex plunger design

• Smooth, low-pulsation operation

• Built for long service life in demanding environments

• Direct-fit replacement for compatible systems

Applications

• Commercial and industrial pressure washers

• Belt-drive and gear-drive cleaning systems

• Equipment repair and refurbishment

• Replacement pump for compatible AR-equipped units

Important Notes

• Verify mounting, shaft size, and drive configuration before ordering

• Designed for systems originally equipped with RKA4G40NL pumps

• Final operating PSI and GPM depend on motor, drive ratio, and overall system configuration