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 6130-01-092-8068
NSN 6645-00-200-2324
NSN 2925-00-802-1418
NSN 6135-00-057-2005
NSN 6240-01-064-9727
NSN 6220-01-525-5956
NSN 6220-01-219-9670
NSN 6645-00-634-9317
NSN 6110-01-450-1679
NSN 6620-01-392-6180
NSN 6220-00-144-8043
NSN 4140-01-205-1100