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 5855-01-208-1471
NSN 6150-01-366-7933
NSN 5895-01-279-9656
NSN 5999-00-542-0541
NSN 2925-01-340-5504
NSN 5935-01-023-7662
NSN 6105-01-423-1417
NSN 5905-01-147-3624
NSN 6110-00-501-0014
NSN 5998-01-174-0853
NSN 6150-01-437-4461
NSN 5835-00-518-4507