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You Are Here: Front Page » Air Compressor Parts: Belts, Filters, Regulators & More » Coleman Powermate Air Compressor Parts | Master Tool Repair » Coleman, Sanborn Pumps & Parts » Sanborn B4900A Pump Parts 040-0206 (51-A21)

Air Compressor Pump Parts 51-A21

Coleman, Sanborn Pumps & Parts

Product Details
51-A21 - Air Compressor Pump Parts
Coleman Powermate Sanborn
Brand: Coleman Powermate Sanborn
Model: 51-A21

Pump Parts


Click here for a parts breakdown

51-A21 - Air Compressor Pump Parts schematic
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Repair Kits

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51-A21 - Air Compressor Pump Parts schematic
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Extra Details

  • Very similar to the B4900.
  • Difference in aftercooler design.
  • This pump is obsolete, yet many parts are still available.
  • If whole pump is needed, order the B4900 on previous page.
  • For specs, click on B4900 pump on previous page.

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

Displaying 45 products

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Reference Item Please Note! Price Product Image Select Qty Status
(not shown)B4900, T29S Pump Kit

Includes Flywheel, Air Filter Assy & Intercooler Safety Valve. Used on Coleman Sanborn B51AT18 & 24 units. Also used on some other manufacturers units

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$551.441312101035 - B4900, T29S Pump Kit-
(not shown)BOLT M8 X 30MM LH THRDFlywheel Bolt. Fits pump models: B3000, B3800, B3801, T16, T29$3.86-
(not shown)Bolt, Bearing HousingBEARING HOUSING, B4900, T29S, 6MM x 14MM$2.33-
(not shown)Brg. InsertBrg. Insert for connecting rod. Qty. 2 Inserts for 1 Rod. If you need to replace Inserts for both rods, then order qty. 4.$27.29-
(not shown)Main Bearing, T10, T29 (nds) (6205)Limited availability!$45.600502110008 - Main Bearing, T10, T29 (nds) (6205)-
(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.$225.27-
(not shown)Gasket Kit

Complete gasket kit includes valve plate gaskets, intercooler gaskets, cylinder gasket, base gasket, bearing housing gaskets, and aftercooler gasket.

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$117.208973035118 - Gasket Kit-
No Info
00002RING KIT B4900 T29S HP RIngs only available in the 6229017300 Joints Kit.$46.98(X)-
Reference Item Please Note!Price Product Image
00003Hi Pressure PistonHi pressure piston only. (order wrist pin and retainers below if needed)$94.92-
00004Connecting Rod Assy. (incl. 4, Bolt, Nut, Splash)Connecting rod for either hi or low pressure piston. (Order bearing if needed)$61.626222629100 - Connecting Rod Assy. (incl. 4, Bolt, Nut, Splash)-
No Info
No Info
00007OIL CAP BREATHER B4900-B60003/8\"$11.85-
No Info
00011Cover, Bearing Housing, B3000$17.04-
00013FlywheelFlywheel, 14.5" OD. See 'Extra Details' tab at the top of the page for more info.$123.37044-0052 - Flywheel-
Reference Item Please Note!Price Product Image
00017Gasket$22.406231645800 - Gasket-
No Info
00019Crankcase Bottom, B4900, T29s Old Style$0.00(X)NLA
No Info
00020OIL DRAIN TUBE T29S $15.952236105583 - OIL DRAIN TUBE  T29S-
No Info
00022Oil Site Glass 1/2"Oil sight glass w/ gasket. Max 300 PSI.$21.66-
00023Cover, Bearing Housing, B3000 (nds)This part has a 30 day lead time$14.83-
Reference Item Please Note!Price Product Image
00024Gasket, Frame, T29s$6.80-
00025Piston Assembly$191.45-
00026Low Pressure Ring KitRings only available in the 6229017300 Joints Kit.$0.00NLA
No Info
00027GASKET CYLINDER T29SOnly available in the B4900ValveGskts-IM kit.$23.866231646500 - GASKET  CYLINDER  T29S(X)-
B4900 Head Gasket Kit

Kit includes the head gasket, inner valve plate gasket, cylinder gasket and 3 transfer tube gaskets (total of 6). A little silicone gasket cement arou

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$112.42B4900ValveGskts-IM - B4900 Head Gasket Kit-
00028VALVE PLATE ASSY B4649 Valve plate assembly (includes inner gasket and valves).$134.236210717280 - VALVE PLATE ASSY B4649-
00028aInner Valve Plate GasketOnly available in the B4900ValveGskts-IM kit.$36.716231648500 - Inner Valve Plate Gasket(X)-
00029GASKET HEAD T29S Only available in the B4900ValveGskts-IM kit.$35.896231649000 - GASKET  HEAD  T29S(X)-
00030Head kitIncludes head and gasket$167.57-
Reference Item Please Note!Price Product Image
00032GASKET AFTERCOOLER T29SOnly available in the B4900ValveGskts-IM kit.$8.066231647500 - GASKET  AFTERCOOLER  T29S(X)-
00032GASKET INTERCOOLER T29S Only available in the B4900ValveGskts-IM kit.$3.956231647600 - GASKET  INTERCOOLER  T29S(X)-
00033Adaptor In/outletAdapter inlet/outlet. Have old part welded or machined.$0.00(X)NLA
No Info
No Info
No Info
00036Filter Asy$0.00019-0149 - Filter Asy(X)NLA
No Info
00036aAir Filter ElementElement only for air filter assembly. .$0.00019-0154 - Air Filter Element(X)NLA
No Info
37-41Intercooler TubeB4900 intercooler tube (with safety valve).$0.00082-0017 - Intercooler Tube(X)NLA
No Info
Reference Item Please Note!Price Product Image

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