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 6650-01-233-8440
NSN 5999-00-901-0714
NSN 5930-01-367-2184
NSN 5905-01-327-2712
NSN 6105-00-169-8773
NSN 5945-01-023-7993
NSN 5855-01-190-7049
NSN 5920-00-764-7201
NSN 6135-01-495-0933
NSN 6145-01-372-5709
NSN 6150-01-027-6196
NSN 6650-01-245-7642