• home
  • request

Superior Parts SP 877-323C

  • SP 877-323C
  • SP 877-323C
  • SP 877-323C

Superior Parts SP 877-323C

Aftermarket Japanese Carbide Piston Driver for Hitachi NR83A + A2

Product category:  Hitachi Driver / Piston Assembly

Model number:   SP 877-323C

Add To Quote

Product Description

Aftermarket Hitachi Framing Nailer Piston Driver. This is a generic replacement driver with o-ring for the Hitachi NR83A, NR83A2, NR83A2(S) framing guns. This comes with a patent pending locking mechanism which will not allow the driver to unscrew from the piston. Aluminum is crimped into the unilok grooves of the shaft to prevent unscrewing. Guaranteed never to unscrew.


  • 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