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 5905-00-126-3112
NSN 6620-01-446-6571
NSN 5985-00-227-8600
NSN 5920-01-241-3227
NSN 5910-00-462-6881
NSN 6105-01-054-7260
NSN 5985-00-824-0500
NSN 6650-00-751-9958
NSN 5905-01-136-8882
NSN 6620-00-996-2512
NSN 5915-01-059-1178
NSN 6135-01-120-9812