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 6620-01-535-4358
NSN 5935-01-471-7268
NSN 6130-01-544-2332
NSN 6685-01-412-0100
NSN 6320-01-246-4390
NSN 2925-01-434-2502
NSN 5998-01-233-3838
NSN 5945-01-239-1070
NSN 5965-01-523-4572
NSN 5965-01-141-8785
NSN 5985-00-350-8317
NSN 6240-01-129-1688