Old Part Numbers: 9412469Elbow 1/4" M Dob Cone includes the compression nut and ferrule.

Old Part Numbers: 9048062Air compressor check valve, 2-way. The check valve prevents air from backfeeding from the air tank. If the small unloader (bleeder) valve on or under your switch leaks constantly AFTER the unit shuts off, replace this part. 

Parker screw, AB 3, 9 x 16.

Protect your air compressor pump from damage by keeping the air filter clean or replacing it.