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 6685-01-556-3449
NSN 5945-00-816-9717
NSN 6150-01-124-8039
NSN 6110-01-362-5068
NSN 5985-01-497-3081
NSN 6135-01-507-4346
NSN 5925-01-144-3137
NSN 5920-01-394-5003
NSN 6240-01-401-5340
NSN 5905-00-351-0207
NSN 6685-01-023-8731
NSN 6110-01-443-1172