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 5935-01-653-8943
NSN 6145-01-341-5734
NSN 6240-01-633-9357
NSN
NSN 5855-00-610-4052
NSN 5965-00-021-2540
NSN 5996-01-180-5834
NSN 5925-00-422-5151
NSN 6320-01-162-5977
NSN 5998-01-494-6413
NSN 5905-00-363-3590
NSN 5915-01-388-8339