Replace this seal when replacing the piston / cylinder kit, and if air is leaking from the head at the outlet.

Old Part Numbers: A19714, D27022Check Valve, 1/2" male NPT x 1/4" hose barb. If your compressor constantly leaks after it shuts off, this is probabably the problem. If this one-way check valve is clogged or defective, air will backfeed from your tank, so...

Old Part Numbers: Z-A04615, A16342, Z-D23584, N036515SV, N039790Pump and motor assembly for air compressors (does not include plastic cover or pump head). NOTE! The four bolt holes in the base of the pump, where the valve plate and head bolt onto,...

Old Part Numbers: CAC-1213Isolator for the pump. Keeps the pump from vibrating against the plastic shroud.

Screw for the pump head. NOTE: Torque head bolts down to 52 in/lbs.

Screw that fastens the front and back of the belt  guard to each other, and to the compressor base. THD FORMING