51-A21, 51-AT21, B51-A21-80V-SWC #01AFD1
Loading Schematic
Model Numbers: 51-A21, 51-AT21, B51-A21-80V-SWC
Repair Parts for the Coleman Sanborn models 51-A21, 51-AT21 Stationary Two-Stage Oil-Bath Electric Air Compressors
Extra Details
This unit used the "B4900A" pump on 60 gallon tank.
- 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- This pump is obsolete, yet many parts are still available.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 diagram below.
- For specs, click on B4900 pump diagram below.
Extras
We have your Coleman Sanborn 51-A21, 51-AT21 parts here. Whether you need a pressure switch or a new pump, we have your parts. Coleman Sanborn 51-A21, 51-AT21 parts are easy to come by at Master Tool Repair. We have helpful sales team members that can assist you with your repair. We have accessories as well as compressor oil to keep your pump running like a top. We keep the most popular Coleman Sanborn 51-A21, 51-AT21 parts in stock and we can order most other parts in a matter of a few days. To make ordering easier, we have created the ability for you to order parts by simply enlarging the schematic and then using your mouse to hover over the actual part. You will see the part pop up and are able to order by simply choosing the quantity of parts that you need and adding them to your cart. Make sure to keep spare parts on hand so that your down time will be minimal. Replace your Air Filter and Oil every 3 to 4 months if used frequently. Use straight 30W compressor oil (20W below 34 deg). Drain your tank regularly to prevent rust, especially in humid climates.
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Aftercooler Gasket, T29S #048AE2
Price: $10.53Old 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: $10.53 -
Cylinder Gasket, B4900 / T29S Pump #048AD8
Price: $41.36We 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 gaskets at the same time, as the other gaskets will have been compromised once the head is...Price: $41.36 -
Flywheel Bolt, M8x30mm, Left-Hand Thread #049498
Price: $3.06Air compressor flywheel bolt, M8x30mm left-hand thread.Price: $3.06 -
Price: $20.39
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B4900 / T29S Air Compressor Pump Head Kit #048B8A
Price: $229.63Old Part Numbers: 6223018600Head kit for the B4900 / T29S two-stage air compressor pumps. Includes the bare head and head gasket.Price: $229.63 -
T29S / B4900 Air Compressor Gasket Kit #048AE0
Price: $145.65Old Part Numbers: 4950055Complete air compressor gasket kit includes valve plate gaskets, intercooler gaskets, cylinder gasket, base gasket, bearing housing gaskets, and aftercooler gasket. If the compressor pump doesn't seem to pressurize as quickly as...Price: $145.65 -
Frame Gasket, B4900 / T29S Pump #048B58
Price: $11.04Old Part Numbers: 6231645200Gasket in between the crankcase and the cylinder. B4900/T29S air compressor pumps. If the compressor pump doesn't seem to pressurize as quickly as it should or is leaking in between the head, valve plate, cylinder, or...Price: $11.04 -
Gasket Intercooler T29S #048AD2
Price: $5.49Intercooler gasket for the T29S pump. 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 gaskets at the same time, as the other gaskets will have...Price: $5.49