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 6145-01-282-8258
NSN 7035-00-104-7613
NSN 6105-01-086-0276
NSN 5920-01-253-2173
NSN 6685-01-053-4337
NSN 5975-00-828-3505
NSN 6610-00-788-0134
NSN 5996-01-202-1392
NSN 6220-01-300-6479
NSN 5965-00-860-8954
NSN 5925-01-592-9836
NSN 6620-01-512-2016