The #1 Source for Commercial Pressure Washing Equipment, Supplies & Training

Quality Products. Expert Training. Amazing Service.

Featuring new state-of-the-art low-pressure seals, this RW21 Pressure Washer Pump boasts 5.5 GPM & 3500 PSI power at 1450 RPM.

Annovi Reverberi

Annovi Reverberi AR RW21 1450 RPM Solid Shaft Pump

In Stock
Leave a review
Finance Now!
As Low As

Featuring new state-of-the-art low-pressure seals, the RW Series of Pressure Washer Pumps from AR have been engineered to run at 20% lower RPMs. Super thick ceramic plungers, a super size 32 oz oil crankcase, over-sized tapered bearings for maximum life and load disbursement, double sight glasses, double oil drain plugs and a special long life Ultra-form valve cage body that is impervious to absorption and deformation make it ideal for long-life belt-driven Pressure Washers. The RW21 Pressure Washer Pump runs quietly and efficiently, ideal for long term pressure washing and contract cleaning.



  • Shaft Size: 24mm Solid
  • Maximum RPM: 1450
  • Maximum GPM: 5.5
  • Maximum Pressure: 3500 PSI
  • Power EBHP: 13.2 BHP
  • Maximum Fluid Temperature: 140 F
  • Bore Diameter: 18mm
  • Stroke: 19.8mm
  • Inlet Thread: 1/2″ F
  • Discharge Thread: 3/8″ F
  • Oil Capacity: 32 oz.
  • Approximate Weight: 31 lbs.


Weight 32 lbs
Shaft Diameter

.945 in / 24 mm

Max Volume

5.5 GPM

Max Discharge Pressure

3500 PSI

Max Pump Speed

1450 RPM

Bore Diameter

.709 in / 18 mm


.78 in / 19.8 mm

Max Fluid Temp.

140 F

Inlet Port

1/2-14 BSPP-F

Discharge Port

3/8-19 BSPP-F




Annovi Reverberi

{{ reviewsTotal }}{{ options.labels.singularReviewCountLabel }}
{{ reviewsTotal }}{{ options.labels.pluralReviewCountLabel }}
{{ options.labels.newReviewButton }}
{{ userData.canReview.message }}

Related Products

    Your Cart
    Your cart is emptyReturn to Shop

      Nozzle Size Calculator