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 5905-00-702-1139
NSN 5905-00-890-8527
NSN 6650-01-528-1756
NSN 5999-01-529-9446
NSN 5935-01-160-1105
NSN 6620-00-246-5159
NSN 5998-01-391-3775
NSN 5950-00-179-2358
NSN 5910-01-306-9594
NSN 6110-01-205-7617
NSN 6220-01-498-1369
NSN 6110-00-148-3661