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 2925-00-051-1467
NSN 5990-00-144-3243
NSN 6110-00-578-7243
NSN 6220-01-023-8818
NSN 6110-01-305-0012
NSN 6105-00-499-7018
NSN 6105-00-871-9058
NSN 5920-01-232-1453
NSN 6650-01-072-4860
NSN 6320-00-908-6841
NSN 5999-01-067-7304
NSN 5999-01-501-5434