877-323 Air Nail Gun Rebuild Kit – Piston Driver, Gasket Set, Ribbon Spring, Bumper for Hitachi NR83 NR83A NR83A2 NR83A3 NR83A3S NR83A5 NV83 – Compatible with NV65AC, NV50A1, NV50AP2 Framing Nailer

877-323 Air Nail Gun Rebuild Kit – Piston Driver, Gasket Set, Ribbon Spring, Bumper for Hitachi NR83 NR83A NR83A2 NR83A3 NR83A3S NR83A5 NV83 – Compatible with NV65AC, NV50A1, NV50AP2 Framing Nailer

• PACKAGE INCLUDES: 877-323 Piston Driver, 877-334 Aftermarket Gasket, 877-325 Aftermarket Gasket, 877-852 Aftermarket Gasket, 877-854 Aftermarket Gasket, 877-329 Aftermarket Gasket, 878-421 Aftermarket Ribbon Spring Set, 878-303 Piston Bumper — 8-piece rebuild kit covers all essential wear components for a complete overhaul.
• COMPATIBLE MODELS: Fits Hitachi NR83, NR83A, NR83A2, NR83A2(S), NR83A3, NR83A3S, NR83A5, and NV83 framing nailers. Also compatible with Metabo HPT NV65AC Coil Pallet Nailer, NV50A1 Light-Duty Coil Utility Nailer, and NV50AP2 Full Round Head nailer.
• DIRECT REPLACEMENT: Aftermarket replacement parts designed to match OEM specifications for 877-323, 877-334, 877-325, 877-852, 877-854, 877-329, 878-421, and 878-303. Restores worn-out nail guns to reliable working condition.
• QUICK INSTALLATION: Pre-assembled replacement set allows fast installation with basic tools — no modifications or special fitting required to get your pneumatic nailer back in service.
• WARRANTY & SUPPORT: If you have any questions about fitment or installation, contact us and we will respond promptly with a solution.