4MU11 #01AF61
Loading Schematic
Model Numbers: 4MU11
Repair Parts for the SpeedAire model 4MU11 Stationary SIngle-Stage Air Compressor
Specifications
4B247 Pump specs:
- Oil Capacity 8.5 oz
- Compressor Head Bolts torque specs: 175-225 IN / LBS
- Bearing Cap Bolts torque specs: 50-120 IN / LBS
- Flywheel Bolt torque specs: 225-250 IN / LBS
- If you are looking for FT / LBS then please use this formula: IN / LBS divided by 12 = FT / LBS
- The journal on the crankshaft is 1.76" and the biggest part of the rod is 1.89". If pump knocks, check the top of the rod to make sure it is not egged out by the wrist pin
Manuals
Click here to order and download the Owner's Manual
Extras
We have your SpeedAire 4MU11 parts here. Whether you need a pressure switch or a whole new pump, we have your parts. SpeedAire4 MU11 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 4MU11 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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Compressor Pulley, 3.25" OD x 5/8" #01A974
Price: $30.93Old Part Numbers: PU012600AG, PU012600AV, PU012700AGPrice: $30.93 -
VT4823 Air Compressor Pump Replacement, Complete Assembly, Single-Stage, 1 - 2 HP #01AFAF
Price: $200.51Old Part Numbers: VT482200AJ, VT480000KB, VT480000AV, VT481400AJ, VT470200KBComplete VT4823 air compressor pump with flywheel and air filter assembly. Single-stage, 1-2 HP. Has a 38mm stroke. Used on 120V electric units. Simply bolt on, hook up, add oil,...Price: $200.51 -
VT4923 Air Compressor Pump Replacement, Complete Assembly, 2 - 3 HP, Single-Stage #01AAE1
Now: $199.00Was: $208.81Old Part Numbers: VT470401KB, VT472200AJ, VT490000AV, VT471400AJ, VT232605KB, VT470000KB, VT490000SJ, VT470000AJ, VT4723, VT4923-MAT, vt470000kbComplete air compressor pump replacement with flywheel and air filter assembly. 2 - 3 HP. Has a 55mm stroke...Now: $199.00Was: $208.81 -
Plastic Air Filter w/ Element, Style 1 #01A8F4
Price: $32.58Old Part Numbers: ST073919AV, WL012000AV, WL012300AVFilter - All plastic, 1/2" MPT. Uses the 04 element, 2" diameter. Order extra for a backup! Replace this often (especially in dusty environments) to keep your pump from damage.Price: $32.58 -
Air Compressor Pump Quad Head Fastener Kit #01A8E8
Price: $66.84Air Compressor Pump Quad Head Fastener Kit includes the bare head and head bolts. Order gaskets separately. Remember to tighten the bolts down to the proper torque specs as noted by the manufacturer.Price: $66.84 -
VT Air Compressor Pump Cylinder Head Replacement Kit #01A8AE
Price: $104.47Old Part Numbers: VT-4, VT252901AJ, VT273200AJOrder this kit for older VT pumps using this style gasket kit includes head, valve plate assembly, gaskets, head bolts, and air filter kit.Note: New style pump head has only one air line coming off of pump...Price: $104.47 -
Set Screw, 1/4"-20 x 3/4" #01A976
Price: $3.45Old Part Numbers: ST012200AVThese screws are currently out of stock at the manufacturer and can not be purchased.Price: $3.45 -
Flywheel, 10" A-Section, Machined #01A8F0
Now: $99.95Was: $111.56Old Part Numbers: PU015900AG, PU015900AJ, PU015900AVCast-iron replacement air compressor flywheel, 10" O.D. x 3/4" I.D. Includes the set screw and key.Specifications 3/16" keyway 1/2" 4L, "A"-section vee grooveNow: $99.95Was: $111.56