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 2925-01-424-0235
NSN 6240-00-313-2515
NSN 5950-01-523-6047
NSN 6685-00-506-0090
NSN 6105-01-589-9754
NSN 5990-00-813-9405
NSN 5975-01-352-5853
NSN 6150-00-620-6012
NSN 6645-00-133-7823
NSN 5975-01-401-5355
NSN 5915-01-360-5612
NSN 5999-01-475-4021