Aftermarket Parts for Quincy QSI-250/300

Below you will find the part numbers for the corresponding parts. All of these parts are non-EOM, aftermarket to ensure you are getting the best value possible.

Description	Content	Part Number
Oil Filter	After 1/99	142136
Air Filter	Jan 93-After	23458-4
Oil Separator	1/93-11/98	2013402021
Temp. Switch x 2	225F PLC- 2 required	122880-222
Temp. Switch	240F Power Sync	122880-242
Shaft Seal Kit	Slinger, Shaft Seal & Wear Ring	140209
Line Filter Kit	Pilot Valve	129731-050
Line Filter Kit	Unload Solenoid	143316-050
Min Pressure Check Valve Kit		128691-051
Thermostatic Valve Kit		124973-060
Moisture Separator Kit	Includes Gasket	124827-052
Diff Pilot Valve Kit	Diaphragm Assembly/Seat	146175-100

When it comes to providing Air Compressor Parts and Supplies, Best Aire has the Midwest covered with branches in Michigan, Indiana and Ohio to help better serve all your compressed air and blower needs. In additional to Gardner Denver, we are able to provide parts and service for Quincy, Ingersoll Rand, Kaiser, Sullair, ELGI, Atlas Copco, Champion, Curtis, and many more.

Regardless of whether you are doing routine maintenance, or have a breakdown, Best Aire maintains a fully-stocked inventory of any air compressor you may need to keep your equipment running reliably efficient. All of our branches stock OEM, aftermarket and factory-direct parts for virtually any brand and model of air compressor, where we’re able to ship most part orders the same day.

For more information on how Best-Aire can provide you with the Air Compressor Parts & Supplies needed to keep your compressed air system running, feel free to reach out to any of our locations spread across Michigan, Indiana, or Ohio, or give us a call at (800) 968-4422.