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 5985-01-100-5085
NSN 5835-01-416-6455
NSN 6130-01-442-6052
NSN 5895-01-634-0630
NSN 5999-00-244-1981
NSN 6620-00-463-7497
NSN 6645-01-150-9847
NSN 5945-01-387-6513
NSN 6685-01-545-0829
NSN 6145-01-054-3297
NSN 5999-01-364-8500
NSN 5935-00-979-3904