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 5920-00-840-3570
NSN 5975-01-504-4573
NSN 5930-01-089-9653
NSN 6130-00-959-5800
NSN 5945-01-124-4222
NSN 5910-00-222-0338
NSN 5965-00-647-3972
NSN 5935-00-597-1382
NSN 5960-01-203-3619
NSN 5915-00-081-3929
NSN 5935-01-515-6205
NSN 5975-00-145-7286