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 5945-01-339-7360
NSN 6320-01-481-7322
NSN 5835-01-504-0837
NSN 5895-01-182-1139
NSN 6240-00-290-4185
NSN 5910-00-732-1301
NSN 2925-01-055-7607
NSN 5905-01-173-0728
NSN 7035-01-484-2709
NSN 6645-00-204-4100
NSN 5920-01-062-7106
NSN 6110-01-310-8108