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 6135-01-217-8810
NSN 5990-01-027-8260
NSN 4140-00-808-0961
NSN 5935-00-842-1714
NSN 5910-01-337-7014
NSN 5835-01-462-5983
NSN 6685-00-816-2423
NSN 6105-00-996-1369
NSN 5930-00-964-5161
NSN 6145-00-185-9962
NSN 6610-01-629-4140
NSN 5950-01-182-2550