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Buy Superior DB150-04 Repair Kit #04 Compatible with Bostitch MCN150 Nailer

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$70.26

Brand: Superior

Model: DB150-04


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The Superior Parts DB150-04 Repair Kit #04 is a complete aftermarket service kit comaptible with Bostitch MCN150 Metal Connector Nailer. This kit provides all the essential replacement components needed to restore performance and extend tool life, including multiple O-rings, a piston driver with Japanese Carbide blade, a polyurethane bumper, a piston head valve, a pusher spring assembly, a fixed cap plug set, and a premium-grade frame/deflect gasket. Built with precision machining and high-quality materials, each part is engineered for durability, reliability, and consistent operation. The piston driver utilizes UNI-LOK crimping technology to secure the shaft grooves, preventing loosening even under torque levels up to 80 N-M (59 ft-lbs). Designed to meet or exceed OEM standards, this kit ensures contractors have a dependable and cost-effective solution for keeping their nailers running at peak performance.
  • Comprehensive kit includes SP 174075 bumper/piston stop, SP 174087 fixed cap plug (2-pack), SP 174055 piston head valve O-rings (2-pack), SP 174053 O-ring (1-pack), SP 174058 O-rings (2-pack), SP 174056 O-rings (2-pack), SP 174044 O-rings 41.0 mm x 1.78 mm (2-pack), SP 174060 piston driver O-rings (2-pack), SP 174061C piston driver with O-ring (Japanese Carbide blade), SP 174054 piston head valve, SP 174095 pusher spring assembly, and SP 174050Q frame/deflect gasket.
  • Piston driver is constructed from Japanese Carbide SKH-9, lasting significantly longer than standard US S7 steel.
  • UNI-LOK crimping technology hydraulically secures shaft grooves to prevent the piston driver from unscrewing under heavy use.
  • Heat-treated aluminum driver delivers strength and durability, while annealed threading improves ductility and shock resistance.
  • Polyurethane bumper absorbs firing shock and protects tool housing from internal wear.
  • Precision-engineered O-rings provide reliable sealing for opti

Part Compatibility

Superior Part # DB150-04 is compatible with following tools:


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