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 5996-01-363-3117
NSN 5935-01-554-9285
NSN 6150-01-621-2989
NSN 6220-01-155-0859
NSN 5895-01-009-4928
NSN 6145-01-037-1272
NSN 6320-01-540-4885
NSN 6645-01-374-9936
NSN 5999-01-603-0355
NSN 5930-00-187-5146
NSN 5895-00-126-6922
NSN 6220-00-015-4231