Keyed
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 5996-00-787-7271
NSN 5999-00-400-2137
NSN 6220-01-202-7954
NSN 6685-01-072-9709
NSN 6105-01-626-2151
NSN 5990-01-328-9846
NSN 6130-01-537-0159
NSN 5985-00-451-6501
NSN 7035-01-268-0933
NSN 5996-00-005-2407
NSN 6240-01-035-8525
NSN 6145-01-462-5930