NV83A3 Hitachi Nailer

This is a single piston bumper, sourced right from the original manufacturer for use in nailers. The piston bumper stops the piston from making direct contact with the bottom of the cylinder and causi...

This is a genuine Hitachi replacement part, it is sold individually. Its purpose is to create a seal and prevent air leaks. Over time this gasket will deteriorate and will have to be replaced. This sp...