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 5905-01-429-9761
NSN 5855-01-534-3724
NSN 6110-01-184-2456
NSN 6320-00-578-6898
NSN 6240-01-461-2768
NSN 5990-01-503-6104
NSN 5985-01-235-0433
NSN 5905-01-004-7940
NSN 6130-00-407-0644
NSN 6135-01-597-7685
NSN 6135-01-101-5039
NSN 5999-01-407-1087