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 7035-00-295-0451
NSN 5930-00-103-0273
NSN 5930-01-231-9366
NSN 5950-00-186-9796
NSN 6240-01-200-7937
NSN 6105-01-371-3045
NSN 6645-00-915-1817
NSN 6620-01-334-8938
NSN 5950-01-406-2849
NSN 5935-01-446-5817
NSN 6645-01-345-6828
NSN 6110-00-766-0886