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 6150-01-242-8267
NSN 6130-00-083-0333
NSN 6110-01-503-3707
NSN 5960-01-070-3655
NSN 6150-01-541-8581
NSN 5910-01-292-5338
NSN 7035-01-185-6500
NSN 5945-01-440-9874
NSN 5910-01-559-9106
NSN 5990-01-154-7296
NSN 2925-01-244-3016
NSN 6685-00-486-5150