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Air Compressor Pump Parts B4900

ABAC, IMC Compressor Pump Parts

Product Details
B4900 - Air Compressor Pump Parts
Coleman Powermate Sanborn
Brand: Coleman Powermate Sanborn
Model: B4900

Individual Repair Parts


Repair Parts for Sanborn B4900 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.
B4900 - Air Compressor Pump Parts schematic
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B4900 - Air Compressor Pump Parts schematic
Click to enlarge

Product 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.
Tech Pubs

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

 *Please select the quantity for each item you wish to order and click the 'Add To Cart' button below.

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Reference Item Please Note! Price Product Image Select Qty Status
(not shown)B4900, T29S Pump KitIncludes Flywheel, Air Filter Assy & Intercooler Safety Valve. Used on Coleman Sanborn B51AT18 & 24 units. Also used on some other manufacturers...... [+]$551.441312101035 - B4900, T29S Pump Kit-
(not shown)B4900a Rebuild KitKit includes: Gasket Kit, Ring Set (LP and HP) and Rod Insert Bearings. Does not include the Valve Plate Assembly or the Air Filter.$223.24-
No Info
00002RING KIT B4900 T29S HP RIngs only available in the 6229017300 Joints Kit.$46.98(X)-
00003Hi Pressure PistonHi pressure piston only. (order wrist pin and retainers below if needed)$92.72-
00003AWrist Pin, HPFor High Pressure Piston. Order wrist pin if needed for piston if there is any play in old one.$18.87-
00003BCirclip, Wrist Pin, T16$1.99-
00004Connecting Rod Assy. (incl. 4, Bolt, Nut, Splash)Connecting rod for either hi or low pressure piston. (Order bearing if needed)$60.206222629100 - Connecting Rod Assy. (incl. 4, Bolt, Nut, Splash)-
00004ABrg. InsertBrg. Insert for connecting rod. Qty. 2 Inserts for 1 Rod. If you need to replace Inserts for both rods, then order qty. 4.$26.67-
Reference Item Please Note!Price Product Image
00005CrankshaftReplace if grooved or pitted.$275.466212862700 - Crankshaft-
No Info
00007OIL CAP BREATHER B4900-B60003/8\"$10.96-
No Info
00008Main Bearing, T10, T29 (nds) (6205)Limited availability!$43.910502110008 - Main Bearing, T10, T29 (nds) (6205)-
00009Bearing Housing Gasket$1.78-
Gasket KitComplete gasket kit includes valve plate gaskets, intercooler gaskets, cylinder gasket, base gasket, bearing housing gaskets, and aftercooler...... [+]$117.208973035118 - Gasket Kit-
00010OIL SEAL B3000 B3800 B3801 T29S Fits models: B3000, B3800, B3801, T16, T29S.$5.75-
00011Cover, Bearing Housing, B3000$16.35-
Reference Item Please Note!Price Product Image
00012Bolt, Bearing HousingBEARING HOUSING, B4900, T29S, 6MM x 14MM$1.94-
00013FlywheelFlywheel, 14.5" OD. See 'Extra Details' tab at the top of the page for more info.$123.37044-0052 - Flywheel-
00015BOLT M8 X 30MM LH THRDFlywheel Bolt. Fits pump models: B3000, B3800, B3801, T16, T29$3.86-
00017Gasket$22.416231645800 - Gasket-
No Info
00019Crankcase Bottom, B4900, T29s Old Style$0.00(X)NLA
No Info
00020OIL DRAIN TUBE T29S $15.962236105583 - OIL DRAIN TUBE  T29S-
Reference Item Please Note!Price Product Image
No Info
00022OIL LEVEL 12 GAS METAL CASEIncludes oil sight glass and breather with gaskets.$23.219428100 - OIL LEVEL 12 GAS METAL CASE-
00023Cover, Bearing Housing, B3000 (nds)This part has a 30 day lead time$14.22-
00024Gasket, Frame, T29s$6.64-
00025Piston Assembly$175.75-
00026Low Pressure Ring KitRings only available in the 6229017300 Joints Kit.$0.00NLA
No Info
00027GASKET CYLINDER T29SOnly available in the B4900ValveGskts-IM kit.$23.326231646500 - GASKET  CYLINDER  T29S(X)-
B4900 Head Gasket KitKit includes the head gasket, inner valve plate gasket, cylinder gasket and 3 transfer tube gaskets (total of 6). A little silicone gasket cement...... [+]$129.05B4900ValveGskts-IM - B4900 Head Gasket Kit-
00028VALVE PLATE ASSY B4649 Valve plate assembly (includes inner gasket and valves).$134.226210717280 - VALVE PLATE ASSY B4649-
Reference Item Please Note!Price Product Image
00028AInner Valve Plate GasketOnly available in the B4900ValveGskts-IM kit.$35.876231648500 - Inner Valve Plate Gasket(X)-
00029GASKET HEAD T29S Only available in the B4900ValveGskts-IM kit.$35.066231649000 - GASKET  HEAD  T29S(X)-
00030Head kitIncludes head and gasket$177.60-
00032GASKET AFTERCOOLER T29SOnly available in the B4900ValveGskts-IM kit.$7.886231647500 - GASKET  AFTERCOOLER  T29S(X)-
00032GASKET INTERCOOLER T29S Only available in the B4900ValveGskts-IM kit.$3.866231647600 - GASKET  INTERCOOLER  T29S(X)-
00033AdapterB4900 inlet/outlet adapter. Have old part welded or machined.$0.00(X)NLA
No Info
No Info
No Info
Reference Item Please Note!Price Product Image
00036Intercooler TubeB4900 intercooler tube (with safety valve).$0.00082-0017 - Intercooler Tube(X)NLA
No Info
00036Intercooler, T29S$178.79-
00036APressure Relief ValveIf your valve leaks below the pressure listed on the side of the valve, replace this vital safety feature. .$19.95SRV250070 - Pressure Relief Valve-
00037Air Filter Assembly with ElementAir Filter Assembly w/ element. Protect your pump from damage. Includes element with housing. Element only for air filter assembly.$17.136211471500 - Air Filter Assembly with Element-
00037AAir Filter ElementElement only for air filter assembly.$12.254981100 - Air Filter Element-

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