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 5950-00-488-1971
NSN 6130-00-944-9556
NSN 5935-01-113-7853
NSN 5999-01-359-4771
NSN 2925-00-099-4030
NSN 5905-00-516-9508
NSN 5990-01-443-2931
NSN 6220-01-132-2268
NSN 5990-01-443-2931
NSN 6105-01-411-5970
NSN 5925-00-148-2832
NSN 5925-00-881-9766