HC506R Hawk Pump

PUMP, HOTSY HHC506R, HHC506R, HC506R, HC506AR SINGLE SHAFT Right Hand

Hotsy Part Numbers: 5-1807, 8.904-914.0, 89049140 replaced by part # 8.715-271.0 HC500AR Now replaced by New Part # 87507490 HH506R.2  Replaced to HM4035R.3 Part # 8.751-180.0, 87511800

• 4.8 GPM @ 3500 PSI
• 1500 RPM
• 24 mm Right Hand Shaft

** first picture shows old style pump, second picture shows new style

Hotsy changed the pump again, you will now get pump HM4035R.3

See below for pump differences:

Hotsy has redesigned the pump! When you order this pump you will get the upgraded pump HM4035R.3 with the NESTechnology. Part # 87511800 you will also receive H x 24 bushing Part # 87111210 and (2) 1/2" x 3/8" Bushing Reducers for FREE

• Designed and engineered exclusively for Hotsy pressure washers.
• 7-year limited warranty
• Forged brass manifold with an exclusive lifetime warranty.
• Large capacity, die-cast, anodized aluminum oil-bath crankcase with precision rod guides.
• Over-sized connecting rods for maximum life.
• Heavy-duty tapered roller bearing.
• Solid ceramic plungers with mirror finish and corrosion resistance.
• Stainless steel inlet and discharge valve assemblies.
• Forged valve caps with recessed O-rings
• Dacromet coated manifold bolts for extra corrosion resistance.
• Parker "U" Seals for long life performance.

The differences:

(1) Crankcase Oil Capacity 23.6 oz. (old was 23.3 oz)

(2) Inlet Port Thread 1/2" (old was 3/8")

(3) Shaft Diameter 24 mm (old was 22mm)

(4) Height 5.7 in (old was 5.4 inches)

*** NOTE: when you order this pump you will also receive a bushing H x 24

Pump Packing Kits for HC500, HC500R, HC500A, HC506R, HHC506R.1, HHC506, HHC506R.2:

OLD V STYLE Packing kit only Part # 877654

NEW U STYLE Packing kit only Part # 87253620 (will only fit if you have new style brass)

OLD V STYLE Complete Packing Kit with Brass Part # 753014 (when ordering order 3 each to do 1 pump)

NEW U STYLE Complete Packing Kit with Brass Part # 87254070 (when ordering order 3 each to do 1 pump)

Check Valve Kit Part # 877648 (order 6 each to do one pump)

Piston Kit or Ceramic Sleeve Part # 877656 (one kit will do one piston order 3 to do 1 pump)

All of the repair kits above fit the old style HC506/HC500 (box style) pump NOT the New HM4035 (new curved designed) Pump