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 7035-01-602-9350
NSN 6135-01-450-3781
NSN 5950-00-731-1906
NSN 6135-00-643-4843
NSN 6130-01-077-1760
NSN 5930-00-500-6019
NSN 6130-01-616-6589
NSN 6110-01-060-9514
NSN 5930-01-172-9074
NSN 7035-00-252-7467
NSN 4140-00-540-6731
NSN 5950-01-430-2203