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 5960-01-469-5874
NSN 6240-01-426-5581
NSN 5895-01-608-4179
NSN 5835-01-442-6079
NSN 5960-01-251-5995
NSN 6130-01-352-7900
NSN 6650-01-075-6642
NSN 5998-00-278-4481
NSN 6320-01-166-3602
NSN 5915-01-100-1180
NSN 6610-01-431-8575
NSN 6110-01-615-6335