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 5960-00-703-3208
NSN 5930-01-190-2768
NSN 6685-01-322-2799
NSN 6105-01-099-0242
NSN 2925-00-816-8765
NSN 6105-00-403-1392
NSN 6645-01-633-1852
NSN 5920-00-809-2939
NSN 5895-01-195-2851
NSN 5920-01-241-7666
NSN 2925-00-180-2532
NSN 5915-00-518-4656