Champion S-20


Pump, Compressor

S-20 35674
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$2,518.48 + 3 Business Day Shipping $107.25

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ItemAir Compressor Pump
TypeSplash Lubricated
HP3 and 5
Free Air CFM @ Max. Pressure19.5
Max. Pressure (PSI)120
Oil Capacity (Oz.)64
Oil Capacity (Qt.)2
Number of Cylinders2
(F)NPT Outlet (In.)3/4
Pump RPM459, 788
Groove SectionB
Groove Quantity2
FlywheelCast Iron
Flywheel Dia. (In.)16-1/2
Sheave Size @ 1725 RPM (In.)4.125, 7.250
Bore Dia. (In.)3-3/4
Stroke (In.)3
Mounting Hole (In.)8-3/4 x 5-3/4
ValveSwedish Steel Disc
Height (In.)19
Width (In.)18
Depth (In.)20
Weight 155.000000


Single Stage Compressor Pump, HP Rating 3-5 HP, Number of Cylinders 2, Bore Size 3 3/4 Inches, Stroke 3 Inches, Oil Capacity 2 Quarts, Height 19 Inches, Width 18 Inches, Mounting Hole 8 3/4 x 5 3/4 Inches, Depth 20 Inches, NPT Outlet (F) 3/4 Inch, 2 Cycles, 125 PSI

  • Note: To determine motor pulley size: Compressor pulley x compressor rpm motor rpm = motor pulley size.
  • California Proposition 65 Warning: This product contains a chemical known to the State of California to cause cancer. Warning: This product contains a chemical known to the State of California to cause birth defects or other reproductive harm.

1/2- to 10-HP Single-Stage Air Compressor Pumps
  • Pumps feature balanced ductile-iron crankshaft, splash oil lubrication, and CCW rotation facing flywheel. Max. intermittent pressure is 120 psig. A visual oil level gauge is included on all models, except 5FTU0, 5FTU1, and 5FTU5. All models have cast-iron flywheels. 3Z172 and 3Z241 have Swedish steel disc valves, centrifugal unloaders, and cast-iron cylinders.

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