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IMC-ATLAS COPCO Stationary Two-Stage Gas Air Compressor Parts - 59G3HR

Product Details
59G3HR - Stationary Two-Stage Gas Air Compressor Parts

Model: 59G3HR


Repair Parts for the BelAire model 59G3HR Stationary Two-Stage Gas-Powered Air Compressor

Product Specifications

B5900 Pump specs:
  • Requirement: a 5HP motor with at least a 7/8" shaft for this pump.
  • Swap out your expensive 2 stage pump with this inexpensive steel sleeved aluminum unit.
  • 18cfm @100psi 16cfm @175psi.
  • 1/2" FPT outlet. Bolt pattern 6.75 in. front to back 7.5 in. side to side.
  • 13.75 in. single belt flywheel.
  • 1-1/4" FPT on aftercooler outlet.
  • Total ht. 16" Min RPM 700 Max RPM 1400 New pump has 1 groove smaller flywheel, but will work just fine. Simply run 1 belt and purchase a smaller belt.
Extra Details

Standard break-in procedure:
1. Open drain tap
2. Turn on compressor for about 10 to 15 min.
3. Let it cool for 15 to 20 min.
4. Close drain tap.
5. Run air compressor until unit turns off by itself.
6. Ready for use.

We have BelAire 59G3HR parts here. Whether you need a pressure switch or a whole new pump, we have your parts. Don't forget the rubber isolator pads for floor mounting. BelAire 59G3HR 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 BelAire 59G3HR 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. Oil and air filters should be replaced every 3 to 4 months if used frequently, twice a year if not. Even if you're not using your compressor, drain your tank regularly to prevent rust.

Tech Pubs

  • Head Bolts: 260-370 IN/LBS
  • Intercooler Bolts: 165-240 IN/LBS
  • Cylinder Bolt: 260-370 IN/LBS
  • Bearing Cover Bolt: 80-100 IN/LBS
  • Oilpan Bolt: 80-115 IN/LBS
  • Conrod Bolt: 185-270 IN/LBS
  • Air Filter Assembly Bolt: 165-205 IN/LBS
  • Flywheel Bolt: 260-370 IN/LBS

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Repair Kits

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Don't forget the Teflon tape for the threads of your air lines!

Teflon Tape (Thread Seal Tape)

Teflon Tape (Thread Seal Tape)


Quickest way to drain your tank!

1/4" Ball Valve Drain Cock

1/4" Ball Valve Drain Cock