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 5915-00-252-1876
NSN 5996-00-209-6992
NSN 6145-00-269-4271
NSN 5985-00-853-6701
NSN 5965-00-080-2045
NSN 5945-01-040-0909
NSN 5999-01-394-4115
NSN 6110-01-555-8410
NSN 6220-00-343-0182
NSN 6220-01-461-5936
NSN 6150-01-431-9727
NSN 5975-01-351-6846