4B225 #01AF67

4B225 #01AF67

Loading Schematic

Model Numbers: 4B225

Repair Parts for the SpeedAire model 4B225 Single-Stage Portable Gas Air Compressor

Specifications

4B245 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 SpeedAire 4B225 parts here. Whether you need a pilot valve, valve plate, air filter or a whole new pump or motor, we have your parts. SpeedAire 4B225 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 4B225 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. Change oil and air filters every 3 to 4 months, or twice a year if used infrequently and use straight 30W non-detergent compressor oil. Drain your tank regularly to prevent rust from building up, especially in climates with high humidity.

Video