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 6130-01-089-9646
NSN 6620-00-098-5652
NSN 6620-01-488-6772
NSN 5960-00-921-5805
NSN 5990-01-136-4068
NSN 5925-00-449-3777
NSN 5965-01-343-2543
NSN 5965-01-025-5129
NSN 6150-01-423-8620
NSN 6320-01-054-3046
NSN 6135-00-437-5182
NSN 5996-01-048-7758