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 5965-01-151-0903
NSN 6130-01-114-2310
NSN 5915-01-503-4246
NSN 7035-00-897-7567
NSN 5935-01-032-3303
NSN 5985-00-233-5773
NSN 5930-00-218-4739
NSN 5960-01-648-1872
NSN 5925-01-254-9380
NSN 5895-01-416-6243
NSN 6135-01-400-2947
NSN 6105-00-527-8571