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 5990-01-548-5979
NSN 6145-01-391-6199
NSN 5965-01-036-9945
NSN 5835-00-723-2505
NSN 5960-01-550-2782
NSN 5930-01-649-3744
NSN 6610-01-330-4903
NSN 5925-01-381-0170
NSN 5998-01-435-5103
NSN 5920-01-341-6741
NSN 6620-00-730-6368
NSN 6130-01-234-8703