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 6610-01-464-3037
NSN 5975-01-429-8205
NSN 5895-01-136-9948
NSN 6320-00-371-8335
NSN 5975-01-193-8662
NSN 4140-01-215-1125
NSN 6240-01-026-9289
NSN 6320-01-419-6416
NSN 5975-01-423-8128
NSN 5985-00-816-2986
NSN 5915-01-124-9980
NSN 5965-00-647-3972