Superior Parts SP 877-323 Aftermarket Piston Driver for Hitachi NR83A, NR83A2 Framing Nailers Replaces 890385, 885915, 877-323

Aftermarket Hitachi Framing Nailer Piston Driver. This is a generic replacement driver with o-ring for the Hitachi NR83A, NR83A2, NR83A2(S) framing guns. The UNI-LOK piston driver is designed to ensure that our Piston Driver Assembly remains securely fastened and guaranteed to never unscrew. Aluminum is crimped into the UNI-LOK grooves of the shaft to prevent unscrewing.

Features:

• Heat treated tool steel 6150 - Rockwell hardness 50-52
• Aerospace grade #2024 Aluminum piston
• Mechanically locked piston driver interface

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