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 6130-01-011-1303
NSN 5915-00-592-8260
NSN 6320-00-070-4544
NSN 5996-01-573-4779
NSN 5925-01-435-9492
NSN 6620-01-633-8443
NSN 6650-01-605-5805
NSN 5996-00-085-7826
NSN 5855-01-351-6277
NSN 6220-00-313-4386
NSN 5920-00-144-8031
NSN 6145-01-422-3937