Aftermarket Hitachi Piston Driver Assembly Japanese Carbide with O-Ring Fits NV83A, NV83A2, NV83A3, Superior Parts, Mfr#: SP 878-428C

Superior Parts SP 878-428C Aftermarket Hitachi Piston Driver Assembly. Equipped with Japanese Carbide and O-Ring Assembly. Fits NV83A, NV83A2, NV83A3 Nailers. Aluminum is crimped into the Unilok grooves of the shaft to prevent unscrewing. Our patent-pending UNILOK piston/driver is guaranteed to never unscrew our Aftermarket Piston Driver Assemblies.