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 5960-01-242-9801
NSN 5915-01-422-1679
NSN 6150-01-371-3023
NSN 5965-01-629-9131
NSN 5985-01-566-0192
NSN 6105-01-410-8223
NSN 5990-00-949-8451
NSN 5905-00-518-7641
NSN 6320-00-004-9158
NSN 5965-01-525-1695
NSN 5895-01-258-5933
NSN 5965-01-060-2558