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 5950-01-422-2060
NSN 5998-01-550-5623
NSN 5945-01-446-9895
NSN 5999-00-101-7672
NSN 5996-00-757-5422
NSN 6110-00-216-8112
NSN 5895-01-492-9461
NSN 6320-00-468-8421
NSN 6145-01-610-3815
NSN 5965-01-073-6047
NSN 6145-01-245-8856
NSN 5925-01-050-2009