Annovi Reverberi Pressure Washer Pump RKA4G40HN4 GPM @ 4000 PSI.
Plunger Pumps are designed for a wide variety of high pressure washing applications. They are constructed of die-cast bodies and feature a forged brass head. Internal components include special thick solid ceramic plungers for long life and durability. Precision cast cooling fins are anodized for maximum heat dissipation. Oversized tapered roller bearings and the precision supports assure proper shaft alignment and maximum life. Valve cages of special designed Ultra-Form provide positive seating and extended life. One-piece connecting rods are either a special alloy aluminum or bronze oversized for strength and load disbursement. These pumps are designed for gearbox , belt drive, or coupling drive systems, electric motor 182-184 frame driven systems, or gasoline engine driven systems.
The Annovi Reverberi Pressure Washer Pump RKA4G40HN Features are:
- Forged Brass: Strength and no porosity long life. higher hydrostatic pressures – safety, performance.
- Inlet and Discharge Ports: Heavy bosses for added strength.
- Offset Discharge Ports: High efficiency, smooth flow.
- Bolts: Eight bolts, 8mm, grade 8.8.
- Valve Caps: Stainless steel on pumps rated at 3200 PSI and higher, better hydrostatic loads. Machined brass on pumps <3200 PSI.
- Ultra Form Cages: Durable, strength, and long life.
- Poppets, Seat and Spring: 303 and 400 series stainless steel.
- High Pressure Packing: “V” style (D-1) Buna-N (cotton duct weave base) strong and tightens under load.
- Low Pressure Seals: “U” cup double lip Buna-N for a good positive seat.
- Support and Guides: Machined brass, 1-piece construction to assure proper plunger alignment and to maximize packing and seal life.
- Plungers: Are a special aluminum oxide blend, solid ceramic for long life, strong durability and more resilient.
- Bearings: Oversized tapered roller bearing for maximum life and load disbursement.
- Bearing Support: Precision die-cast and machined to assure concentricity and alignment.
- Crankcase: Precision die-cast, large cooling fins and anodized (for maximum heat dissipation).
- Rear Cover: Precision die-cast, O-ring sealed and bayonet style sight glass for positive sealing and locking (no threads to loosen).
- Plunger Rods: Stainless steel construction for strength (no plating to scrape off), back-up and Oring plunger sealing system.
- Rod Pins: Precision ground and hardened steel, oversized for load disbursement.
- Connecting Rods: One-piece special alloy aluminum or bronze for higher pressure, oversized for maximum strength, load disbursement, and life. Heavy pin area construction, for added load strength.
- Crankshaft: Forged, precision ground and hardened for extremely long life and durability.
- Oil Seals and O-rings: Triple lip oil seals, long life and much less leak prone. All are constructed of Buna-N rubber. The O-rings have stainless steel garder springs to assure constant tension on the sealing surface.
- Oil Drains: Quantity of two (2). One in the rear cover and one in the bottom of the crankcase.
- Oil Capacity: 15.5 oz.
- Dyno Proven: All pumps are dyno tested to assure the theoretical design meets the actual design.
- Valve Design: Each pump series has a valve design that optimizes its highest efficiency.
This Annovi Reverberi Pressure Washer Pump RKA4G40HN has the following specifications:
- Max GPM……………… 4
- Max LMP………………………… 15.1
- Max PSI…………………. 4000
- Max Bar…………………………. 275
- Power EBHP…………… 11
- Bore Dia. mm……………………. 18
- Stroke mm………………. 12
- Weight Lbs……………………….. 19
- Max Temp………………. 140°
- Oil Capacity……………………… 15oz
- Inlet Thread …………… 1/2”F
- Discharge Thread………………. 3/8”F
List Price: $854.02
Our Price: $532.74 
You save $321.28!
Availability:: available for order
Product Code: RKA4G40HN
Annovi Reverberi Pressure Washer Pump
PSI: 4000
GPM: 4
Items NOT INCLUDED with your pump that you may need: Check out the accessories for this pump on the right hand side of the page! They can help keep your pump running properly!
The PUMP GUARD will ‘dump’ any water above 145 degrees F. before it reaches your pump (saving you the trouble of rebuilding your pump)
PRESSURE REGULATOR / UNLOADER – if we list one to the right of the pump this is the model we suggest you use with your pump. Other models with different features like adjustable or fixed and with / without chemical injector are available.
The INLET WATER FILTER will catch most small debris before it enters your pump
The EZ-START VALVE will remove the pressure on your motor when you first start your pressure washer, this item eliminates you pulling your trigger on your pressure washer gun when starting your pressure washer.
The PRESSURE GAUGE KIT allows you to monitor what pressure you are operating your pump at! This is very important when you are cleaning delicate items like decks, fences and cars! It also helps you diagnose pressure problems with your pump!
PUMP OIL, you can never have enough on hand! Many pumps ship with oil already in them. But you should always have a bottle on hand so you can change your pump oil according to the manufacturers instruction.
