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 5915-01-494-5692
NSN 5950-01-508-6685
NSN 5835-01-157-5886
NSN 5999-00-051-5578
NSN 6620-01-014-6913
NSN 6685-00-171-9815
NSN 2925-01-285-7163
NSN 6150-01-607-5915
NSN 5835-01-242-9806
NSN 5895-01-158-1357
NSN 5910-01-443-9616
NSN 4140-01-644-3744