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 5925-01-140-2773
NSN 6135-01-604-8739
NSN 6610-01-102-2256
NSN 5895-00-389-7400
NSN 5960-01-311-5817
NSN 5935-00-846-7626
NSN 6105-01-531-0557
NSN 6320-01-592-6248
NSN 6105-01-478-4882
NSN 6685-00-168-6250
NSN 6220-00-939-1429
NSN 5985-00-924-4730