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 6620-01-508-6072
NSN 5996-01-056-4952
NSN 5910-01-646-8050
NSN 6105-00-960-6327
NSN 5930-01-486-9504
NSN 6105-01-226-5158
NSN 6150-01-017-5111
NSN 6150-00-593-5199
NSN 5905-00-065-2096
NSN 5975-01-281-1982
NSN 5999-01-252-6622
NSN 5935-01-467-9084