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 6610-00-680-8325
NSN 6240-00-583-9863
NSN 5910-01-376-2932
NSN 5915-01-037-1020
NSN 5855-01-510-9416
NSN 4140-01-355-8879
NSN 5990-00-263-1289
NSN 5910-01-616-7145
NSN 6130-01-368-0346
NSN 5998-01-354-8463
NSN 5920-00-276-8657
NSN 4140-00-946-5441