B4900 #01A186

B4900 #01A186

Loading Schematic

Model Numbers: B4900

Repair Parts for the Sanborn B4900 Two-Stage Twin-Cylinder Oil-Bath Air Compressor Pump

 

  • Used on B51-AT18 & 24 units. Also used on some other manufacturers units so model# of pump may vary but parts are the same.

Specifications

  • 15cfm @100psi or 13cfm @175psi.
  • Footprint is 5.75" frt. to back and 6.75" side to side.
  • 13.75" flywheel.
  • Comes w/ flywheel & air filter.
  • Min RPM 700 Max RPM 1400
  • Weight - 29lbs.
  • Oil Grade - SAE 40
  • Oil Capacity - 44oz.

Extra Details

  • Two stage, steel sleeved, aluminum pump used on many units such as Sanborn, Devilbiss, Porter Cable, Coleman Powermate and others.
  • Used on B51AT18 & 24 units. Also used on some other manufacturers units.

Manuals

Technical Documents

Pump Torque specs:

  • Head Bolts: 165-230 IN/LBS
  • Intercooler Bolts: 165-230 IN/LBS
  • Cylinder Bolt: 165-217 IN/LBS
  • Bearing Cover Bolt: 50-115 IN/LBS
  • Oilpan Bolt: 50-60 IN/LBS
  • Conrod Bolt: 185-235 IN/LBS
  • Flywheel Bolt: 185-235 IN/LBS