4MU12 #01AF5F
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Model Numbers: 4MU12
Repair Parts for the SpeedAire model 4MU12 Stationary Two-Stage Air Compressor
Manuals
Click here to order and download the Owner's Manual
Extras
We have your SpeedAire 4MU12 parts here. Whether you need a pressure switch or a whole new pump, we have your parts. SpeedAire4 MU12 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 SpeedAire 4MU12 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. Make sure to keep spare parts on hand so that your down time will be minimal. Don't forget the rubber isolator pads for floor mounting. Oil and air filters should be replaced every 3 to 4 months, twice a year if used infrequently. Use straight 30W compressor oil. Drain your tank regularly to prevent rust, especially if climate has high humidity.
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Rolair 431 Air Filter Element #081096
Price: $16.88Old Part Numbers: 019-0246, 019-0023Replacement air filter element, Rolair 431. Fits the K12 through K30 air compressor pumps.Price: $16.88 -
Condor MDR11 Pressure Switch, 135/175 PSI, 4-Port, 1/4" Female NPT #0E3AE0
Price: $43.30Old Part Numbers: CW207594AVThe Condor 11QCXF OEM pressure switch replacement is an MDR11 style, 4-port, 1/4" female NPT pressure switch with manual on/off switch and 90-degree quick-connect style...Price: $43.30 -
Safety Relief Valve, 1/4" MPT, 200 PSI #11632D
Price: $11.48Old Part Numbers: SV25200, SRV250200, 1229O-200, 9710533300, 136-0007RPAir compressor safety relief valve, 1/4" MPT, 200 PSI. If your valve leaks below the pressure listed on the side of the valve,...Price: $11.48 -
Compression Nut & Sleeve, 3/4" #11623B
Price: $11.56Old Part Numbers: ST072321AV, 058-00123/4" compression nut & sleeve (2 required). For air compressor units made before 05/20/1994.Price: $11.56 -
Drain Cock, 3/8" MPT #01A996
Price: $17.043/8" male NPT Drain Cock for the tank. Prevent rust from ruining your tank by draining your tank daily. Keep an extra around for a spare!Price: $17.04 -
Condor Pressure Switch Unloader Valve Kit, 90-degree, EV1WSi #01AAC1
Price: $85.01Old Part Numbers: CW210000AV, EV1WSI Condor unloader valve for MDR21130 and other popular pressure switches. Replace this valve if air constantly leaks from the valve while the unit is running, or if...Price: $85.01 -
Air Compressor Check Valve, 3/4" Compression x 3/4" MPT, CTD3434 #022AE4
Price: $20.06Air compressor check valve, 3/4" Compression x 3/4" MPT with 1/8" FPT side port. If the small unloader (bleeder) valve on or under your switch leaks constantly AFTER the unit shuts off, replace this...Price: $20.06 -
Tube Fitting, 1/4" x 1/8" NPT Quick Connect #116696
Price: $15.12Old Part Numbers: ST119301AV, QR1/8" NPT x 1/4" nylon tube. This allows 1/4" nylon tubing to push to fit into this fitting. The 1/8" MPT threads screw into the unloader area of the air compressor...Price: $15.12