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 5895-01-199-1006
NSN 6110-01-521-9253
NSN 4140-00-473-2324
NSN 5975-01-521-7222
NSN 6645-00-070-0320
NSN 6145-00-007-6429
NSN 6105-01-112-0490
NSN 6650-01-589-0552
NSN 5950-01-437-7126
NSN 5990-00-872-1312
NSN 6145-01-430-3839
NSN 5855-01-027-8414