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 6145-01-557-0653
NSN 5990-01-582-1977
NSN 7035-01-010-4257
NSN 6105-00-021-3666
NSN 5915-01-445-4107
NSN 5895-00-505-7453
NSN 6685-01-647-8570
NSN 5930-00-592-8639
NSN 5835-00-446-2944
NSN 5835-00-503-2608
NSN 6610-01-135-2149
NSN 6685-01-255-2253