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 7035-00-135-4758
NSN 6685-01-324-1970
NSN 6320-01-359-3921
NSN 5975-00-752-2945
NSN 6320-01-195-5583
NSN 6685-01-322-2236
NSN 6130-01-071-5341
NSN 6685-00-470-8651
NSN 5930-01-561-0312
NSN 6610-00-536-1446
NSN 7035-01-524-8969
NSN 5990-01-344-7778