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 5935-01-618-7474
NSN 5999-01-079-8862
NSN 5835-01-249-7393
NSN 5990-01-055-4012
NSN 4140-00-875-0649
NSN 5996-00-992-6622
NSN 5996-01-570-8294
NSN 5985-01-611-7348
NSN 5965-01-426-8325
NSN 5925-00-248-5734
NSN 5999-00-594-2985
NSN 5910-01-322-8033