Published compatibility
Listed for Hitachi NR83A2 and NR83A3 framing nailers.
CASTLEROCK TOOLS
Replacement framing-nailer piston bumper
A replacement piston bumper identified with part numbers 883-511 and 878-303 for Hitachi NR83A2 and NR83A3 framing nailers.

The active listing identifies the AP26 piston bumper with part numbers 883-511 and 878-303 for Hitachi NR83A2 and NR83A3 framing nailers.
See source listing ↗Listed for Hitachi NR83A2 and NR83A3 framing nailers.
The title publishes part numbers 883-511 and 878-303.
Seller Central retains this as seller SKU AP90_26.

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