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 7035-01-502-9967
NSN 5915-00-719-6455
NSN 6220-00-185-6048
NSN 5905-01-455-8036
NSN 4140-00-143-9301
NSN 7035-00-937-4970
NSN 5895-01-012-7085
NSN 5999-01-534-3490
NSN 5985-01-399-8739
NSN 5920-00-584-4592
NSN 6685-01-363-5820
NSN 6135-00-763-5793