For pumps that end in "AV" ONLY! Includes crankshaft, bearings, rings, conrods, and pistons. NOTE! This will not fit pump models ending in "AJ".

This compression adapter kit converts the new single-outlet air compressor pump head into 2 outlets. This will save you from having to purchase the expensive check valve for many older-style units. Simply screw this into the head of your new pump and...

Adjustable air regulator assembly for air compressor units that have a 4-port pressure switch (pressure gauge sold separately). 1/4" FPT inlet/outlet, 1/8" FPT port for pressure gauge. If air leaks from the regulator, or when you turn the knob it doesn't...

Old Part Numbers: AB-9053138, AB-9050373, ST070324AV, 90503731/4" MPT x 1.5" steel pipe nipple. Be sure to apply plumber's tape on the threads before installation.