AST- - Parts

The priming pump attaches to the metering diaphragm and is made of plastic. This item is available as an individual replacement part. It is an authentic Hitachi and Tanaka replacement part that is sourced from the original manufacturer for use with blowers, drills, edgers, engines, saws, and trimmers. When replacing this item a screwdriver may be needed. It will require replacing if it breaks.

The spring is made out of metal and is sold individually. This is a Senco replacement part directly sourced from the manufacturer for use in nailers and staplers. It may require a wrench and a screwdriver during the installation. Over time this part may bend or break and will need to be replaced.

This replacement seal is a high quality item designed for Senco nailers and staplers. It is sourced from original equipment manufacturer to provide an air-tight seal for the piston. Over time seals tend to shrink, become brittle and crack eventually requiring replacement. It is made from durable rubber material and it is sold individually.