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 6145-01-195-0332
NSN 6685-01-268-2294
NSN 5975-00-366-5639
NSN 5930-01-437-8823
NSN 5999-01-135-7047
NSN 2925-00-394-2332
NSN 6150-01-230-0132
NSN 6650-00-161-4122
NSN 6650-01-046-2349
NSN 7035-01-386-5722
NSN 4140-00-597-5260
NSN 4140-01-216-0008