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 5910-01-158-5567
NSN 6620-00-630-2999
NSN 7035-01-083-0282
NSN 6110-00-643-1243
NSN 5835-01-647-6426
NSN 5935-00-291-4910
NSN 6685-01-513-0798
NSN 5930-00-438-9569
NSN 5905-01-476-3529
NSN 6150-00-824-0075
NSN 5910-01-120-6047
NSN 5999-01-008-9992