{"product_id":"3-pack-877-323-aftermarket-piston-driver-for-hitachi-nr83a-nr83a2-nr83a2s-nr83a3-framing-nailer-replaces-877323-885-915-sp-877-323-sp-885-915-878-303-878-649-877-376","title":"3 PACK 877-323 Aftermarket Piston Driver for Hitachi NR83A NR83A2 NR83A2(S) NR83A3 Framing Nailer - Replaces 877323, 885-915, SP 877-323, SP 885-915, 878-303, 878-649, 877-376","description":"\u003ch3\u003eKey features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eCompatibility: Fits Hitachi NR83A, NR83A2, NR83A2(S), NR83A3 framing strip nailers. Replaces OEM part numbers 877-323, 885-915, SP 877-323, SP 885-915, 878-303, 878-649, 877-376.\u003c\/li\u003e\n\u003cli\u003eMaterial \u0026amp; Hardness: Constructed from heat-treated 6150 tool steel, Rockwell hardness 50-52. Piston machined from aerospace-grade 2024 aluminum for strength and weight optimization.\u003c\/li\u003e\n\u003cli\u003eMechanical Locking Design: Aluminum piston is crimped into the Unilok grooves of the steel shaft to prevent separation. Hardened steel thread-locking compound combined with micro-mechanical interface ensures the piston driver will never loosen or unscrew under repeated impact.\u003c\/li\u003e\n\u003cli\u003ePackage Includes: 3 x 877-323 aftermarket piston drivers. Each unit is precision-manufactured to meet or exceed OEM specifications for reliable performance and extended service life.\u003c\/li\u003e\n\u003cli\u003eInstallation Note: Direct replacement — no modification required. Confirm your tool model and existing part number before ordering to ensure compatibility.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eFree shipping included. 30-day hassle-free returns.\u003c\/p\u003e","brand":"Belmont Warehouse","offers":[{"title":"Default Title","offer_id":43369607987409,"sku":"BW-B09QMB1TVZ","price":38.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0674\/3123\/5793\/files\/51BmnH3cJ8L.jpg?v=1791501507","url":"https:\/\/belmontwarehouse.com\/products\/3-pack-877-323-aftermarket-piston-driver-for-hitachi-nr83a-nr83a2-nr83a2s-nr83a3-framing-nailer-replaces-877323-885-915-sp-877-323-sp-885-915-878-303-878-649-877-376","provider":"Belmont Warehouse","version":"1.0","type":"link"}