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 6130-01-451-4256
NSN 6145-00-147-8515
NSN 5925-01-350-4295
NSN 6220-01-026-4896
NSN 5935-01-649-1601
NSN 5895-01-572-8746
NSN 5895-00-269-3848
NSN 5999-00-420-7735
NSN 5915-00-276-5485
NSN 5910-00-181-5882
NSN 5910-00-064-8318
NSN 5915-01-444-2085