Weld-on hinge barrels with a smooth through bore for 1 in pins. 1045 steel machined components, bare finish, deburred, no heat treatment. Dimensions in inches. Initial design; no hinge load rating assigned. Verify free movement and ring seating after installation.
Pin diameter 1.0000 (+.000/-.002); barrel bore 1.0050 (+.002/-.000); barrel OD 1.500 (+.000/-.005). Select individual barrel length B; length tolerance +/-.003. Both bore entrances have a small .003-.005 x 45-degree chamfer.
100 identical barrels. Pins and clips excluded. Cart quantity 1 = 100 barrels. Three matching barrels are used per HKS hinge set.
Manufacturing reference: MMW-HNG-001 Rev A. Use common sheets 1-3 and the matching shaft-size schedule. Variant SKUs match print part numbers. Prices are per sales pack; shipping extra.