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 6320-01-457-2805
NSN 6105-00-324-7470
NSN 5925-01-432-8431
NSN 6240-00-753-2031
NSN 6650-00-269-5000
NSN 5999-00-260-0471
NSN 6650-00-525-3446
NSN 5996-01-400-3558
NSN 5835-01-256-5555
NSN 5999-01-447-0152
NSN 5999-01-559-2752
NSN 6105-01-559-7538