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 7035-00-679-9027
NSN 6650-01-203-1632
NSN 6220-01-400-3409
NSN 5975-01-465-0586
NSN 5905-01-232-0420
NSN 5975-01-128-1570
NSN 5915-01-343-3331
NSN 5975-01-395-8467
NSN 5996-01-019-0664
NSN 6320-01-176-8367
NSN 5920-00-249-6414
NSN 6645-00-052-7288