Please Carefully Check All Pictures and Part Numbers in the Listing to Make Sure It's the Correct Product you Need

Part Number: For Hitachi Plunger Spring 875-643 Plunger (A) 884-039  Plunger O-Ring 874-820  O-Ring (S-12) 875-638  Valve Bushing 878-266  Safety Plunger (B) 875-642  Roll Pin 949-866  Valve Packing 878-734 Urethane Ball 875-645 Valve Plate 875-644 Trigger Valve Bushing 877-335 Trigger Plunger 878-121

Applications:
For Hitachi Framing Nailer Air Locker NR83A Coil Nailer NV83A2

For Hitachi Framing Nailer A+B

For AL83 Spotnails NPR90 Supco SDF-88 Pneu Tools SN2283H Amigo’s NR83

Product Information: 
Model: SP-P2

Package Included:
#56 Plunger Spring 875-643 x 1
#57 Plunger (A) 884-039 x 1
#58 Plunger O-Ring 874-820 x 1
#59 O-Ring (S-12) 875-638 x 1
#60 Valve Bushing 878-266 x 1
#61 Safety Plunger (B) 875-642 x 1
#63 Roll Pin 949-866 x 1
#64 Valve Packing 878-734 x 1
#65 Urethane Ball 875-645 x 1
#66 Valve Plate 875-644 x 1
#67 Trigger Valve Bushing 877-335 x 1
#68 Trigger Plunger 878-121 x 1

It Is a Replacement Part, Not Original Part. But It Can Work Good For You