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 5920-01-634-0250
NSN 5990-00-309-0023
NSN 6145-01-604-8619
NSN 5999-01-246-2876
NSN 5990-00-351-5479
NSN 5905-00-486-9736
NSN 5999-01-212-5708
NSN 6150-00-518-2743
NSN 5998-01-393-2710
NSN 6650-01-395-5991
NSN 6110-00-618-4171
NSN 5965-00-689-1545