877-323 Piston Driver Replacement Part for Hitachi Air Nailer - 5 Pack

Key features

• Broad OEM CompatibilityThis 877-323 piston driver replacement is precisely engineered to fit Hitachi NR83A, NR83A2, and NR83A2(S) framing strip nailers. Replacement part No.:885915, 877323, SP 877-323, SP 885-915.
• Heavy‑Duty ConstructionThe 877-323 piston bumper kit made of heat-treated 6150 tool steel, features sturdy piston shaft and sealed rubber O‑ring. Resist frequent impact and friction during high‑intensity nailing work, not easy to deform or wear out, greatly extend the service life of your nail gun.
• Secure Locking Interface Designed with a hardened steel lock tight and micro-mechanically locked piston driver interface. This ensures the part stays firmly assembled, reducing downtime and maintaining consistent driving power.
• Cost-Effective 5-Pack ValueIncludes 5 packs of 877-323 piston drivers—ideal for high-demand job sites in carpentry, woodworking, framing, home renovation, and commercial construction. Keep spare nail gun replacement parts on hand to eliminate costly downtime and boost project productivity.
• Easy to InstallEasy direct‑fit installation, no extra modification required. This nail gun piston assembly complete the replacement in minutes. Quickly restore your pneumatic nailer to factory-level driving power while avoiding unnecessary professional tool repair expenses. Note: Please confirm your nail gun model and OEM number 877‑323 before ordering to avoid mismatch.

Free shipping included. 30-day hassle-free returns.