New Crankshaft Assembly with Ball Bearings, Connecting Rods, and Pistons. 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...

Old Part Numbers: SRV250150Air compressor safety relief valve, 1/4" MPT, 150 PSI, ASME. If your valve leaks below the pressure listed on the side of the valve, replace this vital safety feature.Specifications MPT Inlet: 1/4 in. FPT Outlet: 3/8 in. Preset...

Adjustable air regulator assembly for air compressor units that have a 4-port pressure switch. 1/4" FPT inlet/outlet, 1/8" FPT port for pressure gauge (to maximize performance, we recommend including this compatible pressure gauge for your regulator). If...

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.