Replacement Trigger Valve Assembly for Hitachi Nail Gun

Trigger Valve Assembly fits Hitachi NR83A, NR83A2, NR83A2(S) guns.

Includes:

• 878-121 Trigger Plunger fits most of the Hitachi tools
• 877-335 Trigger Valve Bushing fits most of the Hitachi tools
• 875-644 Valve Plate fits 38 tools
• 878-734 Valve Packing fits most of the Hitachi tools
• 875-645 Urethane Ball (C) D7.14 fits most of the Hitachi tools