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 6130-01-505-6558
NSN 6135-00-686-4777
NSN 5895-00-087-5522
NSN 6150-01-239-9387
NSN 5975-00-996-9153
NSN 6610-00-336-2404
NSN 5925-01-470-1973
NSN 5895-01-649-9760
NSN 5998-01-575-3208
NSN 5999-01-014-5981
NSN 5925-00-502-0992
NSN 6240-00-660-8849