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 6645-00-003-5945
NSN 6150-01-431-1129
NSN 5935-00-384-3000
NSN 5925-01-421-2632
NSN 2925-01-253-6006
NSN 5960-00-311-8787
NSN 6110-00-269-2696
NSN 6135-00-422-3967
NSN 2925-01-182-0227
NSN 5960-01-570-8605
NSN 6645-01-129-4965
NSN 5998-01-597-7664