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 6320-00-925-0558
NSN 5975-01-347-9589
NSN 6620-01-133-4193
NSN 5930-01-011-1287
NSN 5996-01-111-7840
NSN 5915-01-495-1063
NSN 5920-01-502-9681
NSN 6110-01-307-1390
NSN 6610-01-375-9994
NSN 5930-01-032-0265
NSN 5999-01-377-5844
NSN 6320-01-266-1612