Superior Parts SP 877-323C Aftermarket Japanese Carbide Piston Driver for Hitachi NR83A + A2 Replaces 890385, 885915

Aftermarket Hitachi Framing Nailer Piston Driver. This is a generic replacement driver with o-ring for the Hitachi NR83A, NR83A2, NR83A2(S) framing guns. Aluminum is crimped into the UNI-LOK grooves of the shaft to prevent unscrewing. Hardened steel lock tite and micro-mechanically locked piston driver interface. Guaranteed never to unscrew.

Features:

Japanese Carbide – SKH-9

Heat treated to Rockwell hardness 64-66

Aerospace grade #2024 Aluminum piston

Mechanically locked piston driver interface

In field tests it lasts significantly longer than the US S7 steel

Compatible With:

NR83A2(S) Framing Nailer, Full Head, Plastic Strip Collation (without Depth Adjustment)

NR83A 3-1/4″ Full Head Nailer

NR83A3S Strip Nailer

NR83A3 Strip Nailer

NR83A2 Strip Nailer