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 5920-01-259-1602
NSN 6650-00-947-3047
NSN 5925-01-660-1261
NSN 5835-00-302-5296
NSN 6685-01-341-2161
NSN 5960-01-191-6249
NSN 6105-01-332-7052
NSN 2925-01-148-7646
NSN 5935-01-148-0142
NSN 6220-00-827-0227
NSN 5960-01-487-6436
NSN 5985-01-380-9706