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Roughneck Air-Operated Mobile Grease Pump — 50:1 Ratio, 120 PSI
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Roughneck Air-Operated Mobile Grease Pump — 50:1 Ratio, 120 PSI

Item# 37900

Was $299.99
Sale $254.99

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Manufacturer's Warranty: 12 months limited parts / No labor

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Product Summary

Roughneck® Pneumatic Mobile Grease Pump features a 50:1 ratio and wheels for easy transport to quickly deliver grease where you need it. Compact, portable size makes it an ideal choice for doing small grease jobs, but has the power and durability to handle the larger jobs as well. Includes tank, hose and grease control valve for a complete solution.

What's Included

  •  (1) Grease pump
  •  (1) 30-lb. tank
  •  (1) Grease control valve
  •  (1) Control valve

Features + Benefits

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  • Mobile grease pump with 50:1 ratio
  • 120 PSI max. operating pressure
  • Delivers grease at a flow rate of 800g/1.76 lbs. per minute
  • 1/4in. x 6 3/4ft. hose with grease control valve
  • Two wheels and a handle provide easy mobility in your garage or shop
  • 30-lb. seamless pressed tank included
  • Does not work with additional drums/buckets

Key Specs

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Item#37900
Ship Weight35.0 lbs
Average Air Consumption (CFM)4.3 at 115 PSI
Operating PSI120
Max. PSI120
Air Inlet Size (in. NPT)1/4
Inlet Port (in.)1/4
Outlet Port (in.)1/4
Gear Ratio50:1
Pump Tube (dia.)1.18
Pump Tube Length (in.)14.5
Hose (in. x ft.)1/4 x 6 3/4
Dimensions L x W x H (in.)12 x 14 x 33

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Extended Warranty

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Service Protection Plus

Manufacturer Warranty:
12 months limited parts / No labor

Protect your purchase beyond the manufacturer's warranty
with Service Protection Plus!

DESCRIPTION (Click More Info for details) 1 Year Extension 2 Year Extension
Extended Warranty Replacement Plan
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Extended Warranty + Accidental Damage Replacement Plan
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Hide Similarities
Flow (GPM)
- 1.76lbs./min. 3.7 0.52 0.35
Average Air Consumption (CFM) 4.3 at 115 PSI 4.3 4.5 at 115 PSI - 6
Operating PSI
120 70–115 70–115 - 40–150
Max. PSI
120 115 150 10,000 7,500
Max. Fluid PSI - 5,800 575 - 150
Air Inlet Size (in. NPT) 1/4 1/4 female 1/4 - 1/4 NPTF
Inlet Port (in.) 1/4 No None - 1/4
Outlet Port (in.) 1/4 1/4 1/2 - 1/4
Gear Ratio
50:1 50:1 5:1 65:1 50:1
Pump Tube (dia.) 1.18 1 3/16 1 21/32 - 1
Pump Tube Length (in.) 14.5 19 37 - 20 7/16
Max. Fluid Temp. (°F) - 194F 194 - -
Max. Suspended Solids (in.) - No - - None
Hose (in. x ft.) 1/4 x 6 3/4 1/4 x 13 1/2 x 50 1/4 x 6, 1/4 x 4 7
Dimensions L x W x H (in.)
12 x 14 x 33 20 x 20 x 40 49 x 20 x 20 - 17 x 17 x 43 1/8