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 6150-00-776-2738
NSN 6130-00-804-8288
NSN 7035-01-290-1447
NSN 5925-01-350-1847
NSN 5999-01-448-4898
NSN 6610-01-514-8898
NSN 7035-01-337-1729
NSN 5960-01-484-7966
NSN 6620-01-528-0759
NSN 6110-01-284-2758
NSN 5895-01-189-1855
NSN 5855-01-478-6583