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 5999-00-853-1635
NSN 5935-01-463-8053
NSN 5905-01-594-1504
NSN 6105-00-156-9084
NSN 6130-00-006-9885
NSN 6320-01-435-5991
NSN 6610-00-793-7113
NSN 5855-01-481-4760
NSN 5990-01-414-7618
NSN 6610-00-168-2200
NSN 5930-01-204-3843
NSN 5950-00-239-7649