Superior Parts SP 180205 Aftermarket Stanley Bostitch Piston Driver for SX1838 without Plastic O-Ring 180457. Aluminum is crimped into the Unilok grooves of the shaft to prevent unscrewing. Our patent-pending UNILOK piston/driver is guaranteed to never unscrew our Aftermarket Piston Driver Assemblies. This Driver comes without O-Ring.

Features:

• Heat treated tool steel 6150 - Rockwell hardness 50-52
• Aerospace grade #2024 Aluminum piston
• Mechanically locked piston driver interface

Compatible With: Bostitch

• SX1838 Pneumatic Brad Nailer & Stapler
• SX1838K (Type 0) Oil-Free Stapler
• EHF1838K (Type 0) Flooring Stapler

Porter Cable

• NS150C Type 1 18G Stapler

DeWALT

• DWFP12232 (Type 0) 18 Gauge 1-1/2" x 1/4" Narrow Crown Stapler