Replacement Trigger Plunger for Hitachi Nail Gun 878-121

Trigger Plunger (plastic) replaces Hitachi 878-121.

This part is compatible with:

Hitachi:

• 83AA2 Strip Nailer
• N3824A .5"-1.5" Wide Crown Stapler 16Ga
• N5008A1 Stapler
• N5008AA Stapler
• N5008AC 2" 16Ga 1"-2"Standard Crown Construction Stapler
• N5008AC/P 7/16" 1" - 2" x 16 Gauge Standard Crown Stapler
• N5010A 1/2" Standard Crown Stapler
• N5021A 15/16" Wide Crown Stapler
• N5024A 1" Wide Crown Stapler
• N5024A2 Stapler
• NH451 "T" Nailer
• NR83A 3-1/4" Full Head Nailer
• NR83A2 Strip Nailer
• NR83A2(S) Full Head, Framing Nailer
• NR83AA 3-1/4" Clipped head Framing Nailer
• NR83AA2 3-1/4" Clipped head Framing Nailer
• NR83AA3 Clipped Head Framing Nailer
• NT50A 18Ga Brad Nailer
• NT65A 16 Gage Brad Nailer
• NT65A2 2-1/2" 16Ga Finish Nailer
• NT65A3 16-Gauge Finish Nailer
• NV45AA Heavy Duty Coil Nailer
• NV45AB 1-3/4" Heavy Duty, Roofing Coil Nailer
• NV45AB2 Side Load Coil Roofing Nailer
• NV45AB2(S) Bottom Load Coil Roofing Nailer
• NV45AE 1-3/4" Side Load Coil Roofing Nailer
• NV50A1 Light-Duty Coil Utility Nailer
• NV50AA Light-Duty Coil Utility Nailer
• NV50AP2 Full Round Head Nailer
• NV65AA Nailer
• NV65AB Nailer
• NV65AC Coil Pallet Nailer
• NV75A Nailer
• NV83A 3-1/4" Full Head, Framing Coil Nailer
• NV83A2 Full Round Head Coil Nailer
• VH650 Full Head Coil Fencing Nailer