Old Part Numbers: K31Gasket in between the crankcase and the cylinder. If the compressor pump doesn't seem to pressurize as quickly as it should or is leaking in between the head, valve plate, cylinder or crankcase while running, there's a good chance...

Old Part Numbers: 621423-00, 5130156-01

Old Part Numbers: D24888, D30198, 5135135-00Pipe Nipple, 1/4" male NPT x 1/4" long. Don't forget to apply Teflon Tape to the threads to seal it.

If your valve is leaking on the side of the switch, do not order this part. Order check valve instead.

Old Part Numbers: 5130199-00, 5130326-00, A12463, 5130546-00, 5130326-00SV, 5130199-01, 5130253-00, 5130346-00, 5133712-00, A12464

Old Part Numbers: 330016-08, 5130831-00, 761343-00, 761377-00, 99358-05, 99360-05