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 6130-00-216-7376
NSN 5895-01-129-0118
NSN 5950-01-586-9013
NSN 6135-01-357-0621
NSN 5915-01-386-7171
NSN 6645-00-802-7991
NSN 6645-01-216-1956
NSN 6150-01-353-4594
NSN 5999-01-188-4393
NSN 5930-01-275-3010
NSN 5975-00-633-8532
NSN 6220-01-288-7208