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 5910-01-364-1166
NSN 6110-01-453-8245
NSN 6650-01-286-3417
NSN 6145-01-429-6813
NSN 5960-01-385-4333
NSN 6645-00-204-4100
NSN 4140-01-390-6348
NSN 6620-01-584-9653
NSN 5910-01-551-1268
NSN 5985-01-385-8293
NSN 6610-00-140-1719
NSN 5930-01-213-6519