Parts and kits for fastening, retaining, spacing or securing components: screws, bolts, studs, threaded rods, nuts, inserts, washers, shims, retaining rings, pins, clips, cable ties and wire securing fittings. Includes custom fastening parts. Excludes torque-transmitting shaft keys and locking assemblies, fluid-connection fittings and clamps, and operable machine handles, latches and indexing devices.