Order this if ordering valve plate or a new head.

Brass compression nut and sleeve for 3/8" OD tubes.

Rubber o-ring for air compressors, .362ID x .103W. This is the o-ring seal for the pump end of the outlet tube.

Screw (fastener) for the motor/pump shroud.

Old Part Numbers: Z-D20596, D20596OEM replacement pressure switch, 145/175 PSI. This switch replaces the Z-D20596. Replace the Pressure Switch if the unit doesn't cut on or off at the designated pressure the unit is set for. If the unloader valve is...

Isolator for the pump/motor assembly base. NOTE: To replace all of them you will need to order a quantity of 3. Keep your compressor from vibration damage and replace if any are missing.

Old Part Numbers: AB-ACG18Saddle mount cup for the motor/pump feet. This installs on the mounting feet of the motor/pump assembly and keeps it from vibrating, as well as reducing noise.