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 6650-01-387-7287
NSN 5945-01-465-5324
NSN 5975-01-277-1617
NSN 6650-01-351-4544
NSN 6610-00-949-6052
NSN 6220-00-269-8396
NSN 5950-00-194-2749
NSN 6645-01-437-9017
NSN 5925-01-431-0405
NSN 5920-00-762-0620
NSN 6150-00-953-2370
NSN 5990-00-605-0391