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
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Hi Pressure Piston #048AB6
Price: $104.48Old Part Numbers: 6222727900Hi pressure piston only. (order wrist pin and retainers below if needed)Price: $104.48 -
Gasket #048B86
Price: $27.28Old Part Numbers: 4950100Torque to 27 lbs. Older gasket may have had 8 bolt holes. The newer gasket now has 12 bolt holes.Price: $27.28 -
Price: $5.22 -
Oil Drain Tube, B4900 / T29S Pumps #048B62
Price: $25.95Oil Drain Extension for the B4900 / T29S two-stage pumps. 10mm x 1.50 TPI M10 threadPrice: $25.95 -
B4900A Air Compressor Pump Rebuild Kit #048AB2
Price: $342.77Old Part Numbers: 2901323156, B4900AOVHLKITAir Compressor Pump Rebuild Kit for B4900A pump, includes complete gasket kit, ring set (for LP and HP pistons), oil seal, and conrod insert bearings. Note: Does not include the valve plate assembly or the air...Price: $342.77 -
Connecting Rod Assy. (incl. 4, Bolt, Nut, Splash) #048AB4
Price: $84.44Old Part Numbers: 047-0064 Connecting rod for either hi or low pressure piston. (Order bearing if needed)Price: $84.44 -
Aftercooler Gasket, T29S/B4900/NS18S Pumps #048AE2
Price: $15.20Old Part Numbers: 3970200Aftercooler Gasket for T29S. Measures 3-1/8" long by 1-1/8" wide. We recommend ordering the gasket kit, as it will save you money and will ensure that you have all of the head gaskets. We always recommend replacing all head...Price: $15.20 -
Air Compressor Pump Flywheel Kit #048CE3
Price: $180.67Kit includes the flywheel and bolt for the B4900 / T29S air compressor pumps. Replace if any fins are damaged in order to keep the pump cool.Specifications13.78" OD (outside diameter) 3.74" x 1.97” BorePrice: $180.67