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 6685-00-234-7118
NSN 5965-00-996-3541
NSN 6685-00-973-2130
NSN 6320-01-378-2413
NSN 5945-00-045-5266
NSN 5920-01-003-8110
NSN 5998-01-297-6844
NSN 5999-01-481-9355
NSN 5910-01-424-0225
NSN 5945-01-462-0703
NSN 5999-00-578-5658
NSN 7035-00-756-4374