This may help. You didn't give the size or the voltage of the clutch so I'll list a few. All these numbers are "NEW" A-6 compressors.

The most common are 1)15-2224/1131376 HP switch with 5" clutch. 2) 15-2225/1131202 w/o switch with 5" clutch.

Here are a f... Login to read more.