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Comet FWS2 4030 E Hollow Shaft Pressure Washer Pump

Comet FWS2 4030 E Hollow Shaft Pressure Washer Pump

SKU: 6411.0201.00


With a reversible crankcase for easy left- or right-hand mounting, this pump with a 1-1/8″ Hollow Shaft boasts 3.9 GPM and 3000 PSI performance @ 1750 RPM.

Out of stock

Designed as a popular replacement or OEM pump for many medium duty Pressure Washers, the FW2 Series of Pumps feature a Die-Cast Anodized, Aluminum Crankcase that is Reversible for Easy Right- or Left-Hand Mounting, Hardended Stainless Steel Pistons, Solid Ceramic Plungers, a Solid Brass Manifold and more. FW2 Series Pumps boast a 5-Year Warranty from Comet.

All Comet FW2 Series pumps include:

  • Reversible Crankcase for Easy Right- or Left-Hand Mounting

  • Hardened Stainless Steel Piston Guides

  • Highly Efficient Stainless Steel Check Valves

  • Solid Ceramic Plungers

  • High & Low Pressure Seals: High Quality Buna-Textile Packings

  • Additional Anti-Extrusion Ring Under the Seal

  • Solid Brass Manifold

  • Special Forged Brass Oversized Connecting Rods

  • Die-Cast, Anondized Aluminum Crankcase

  • High Quality Tapered Roller Bearings

  • Optimal Oil Bath for High Speed Operation


  • 184T Electric Flange

  • 1-1/8″ Hollow Shaft

  • 1750 RPM

  • 3.9 GPM

  • 3000 PSI

  • 18mm Piston

  • Inlet: 1/2″ FPT

  • Outlet: (Discharge) 3/8″ FPT

  • Approximate Weight: 20.3 lbs.

Weight 21.4 lbs
Shaft Diameter

1.125 in / 28.575 mm

Max Discharge Pressure

3000 PSI

Max Pump Speed

1750 RPM


.394 in / 10 mm

Max Fluid Temp.

140 F

Inlet Port

1/2-14 BSPP-F

Discharge Port

3/8-19 BSPP-F






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