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 6620-01-591-6681
NSN 5996-00-553-7348
NSN 6110-01-476-3641
NSN 6145-01-608-2904
NSN 5855-01-286-9928
NSN 5996-01-014-6103
NSN 6135-01-265-1384
NSN 5915-01-040-6772
NSN 5920-01-180-5440
NSN 6150-01-522-7461
NSN 6320-00-636-0922
NSN 4140-01-632-9409