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 5985-01-106-2477
NSN 5915-01-422-0564
NSN 6650-00-959-6869
NSN 6645-01-341-5439
NSN 5895-01-013-0826
NSN 6650-01-624-0818
NSN 4140-01-464-8814
NSN 6110-01-285-8817
NSN 6220-01-393-8899
NSN 5950-01-195-2290
NSN 6610-01-182-0089
NSN 5910-01-357-6114