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 5925-00-961-5333
NSN 6320-00-174-1362
NSN 7035-01-141-8076
NSN 6130-01-400-0736
NSN 6135-00-010-5275
NSN 5990-01-258-0512
NSN 6620-01-192-6186
NSN 5925-01-571-7832
NSN 5985-01-094-5647
NSN 5998-01-440-4062
NSN 6150-00-176-9112
NSN 6105-01-137-9274