A metallic item, cylindrical, with or without a flange at one end. It is designed to be inserted into a hole to reduce friction and/or the inside diameter of the hole, and protect the surrounding body structure from damage resulting from stress, strain and/or vibration. It must have a through hole parallel to its axis. It is designed for subsequent drilling operation. For items that are tapered see bushing (1), tapered. Excludes bushing, sleeve.
Classification: Drilling, threading or tapping tools and parts thereof, base metal
NSN 5945-01-535-8242
NSN 6150-00-148-8515
NSN 6130-00-682-3350
NSN 5930-01-232-2686
NSN 6220-01-535-8788
NSN 6620-00-411-4983
NSN 6110-01-363-5126
NSN 5915-01-186-2269
NSN 6220-01-231-0995
NSN 5895-00-137-8605
NSN 5945-01-139-4260
NSN 6110-01-411-6000