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 5920-00-758-1348
NSN 6240-01-361-8797
NSN 5910-00-558-7473
NSN 6610-00-008-3043
NSN 6135-01-205-5965
NSN 6320-00-845-3261
NSN 5855-01-656-0025
NSN 5910-01-500-1977
NSN 5910-01-644-5160
NSN 5945-01-123-8685
NSN 5999-00-998-4283
NSN 6150-00-221-5122