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 5996-00-763-6245
NSN 5920-01-444-1397
NSN 6610-01-088-5871
NSN 6150-01-136-8541
NSN 5915-01-315-2029
NSN 6220-01-224-3946
NSN 4140-01-558-4047
NSN 6620-00-811-7614
NSN 6110-00-174-1653
NSN 5999-01-337-3346
NSN 6645-01-367-2581
NSN 5950-00-721-1773