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 5960-00-245-2645
NSN 2925-01-629-9416
NSN 5950-01-314-5431
NSN 5996-00-186-8709
NSN 6620-01-054-9346
NSN 5915-01-073-5811
NSN 5998-01-585-0198
NSN 5975-01-493-2074
NSN 5985-00-406-1141
NSN 6150-01-472-3263
NSN 5835-01-222-2030
NSN 5985-01-227-9986