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 5895-01-621-7905
NSN 6130-01-200-1836
NSN 5998-01-249-3057
NSN 6240-00-224-1880
NSN 6220-01-640-6930
NSN 6220-01-197-7680
NSN 5950-01-169-8231
NSN 5895-01-535-7300
NSN 5835-01-461-8184
NSN 5925-01-467-2668
NSN 7035-01-380-6538
NSN 5990-00-623-8127