Master Tool Repair

2-ft of black nylon tube complete w/ ferrules, inserts and nuts for line that connects from pump head to pressure switch unloader valve.

Old Part Numbers: ST072321AV, 058-00123/4" compression nut & sleeve (2 required). For air compressor units made before 05/20/1994.

B5900/B5000 Valve Plate Assembly. Item comes in 2 separate packages. B5000 and B5900 pump now use the same valve plate. Poor performance or air leaks out of the intake filter while the unit is...

1/2" transfer tube and 1/2" compression nuts & sleeves for air compressors. Note: Item may be aluminum or copper.

MADE TO ORDER. This kit allows you to remove the aftercooler that comes with the new B5900 pump and install this adapter kit. Simply remove the aftercooler, clean off the gasket material,...