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 5835-00-901-2545
NSN 5935-01-441-0019
NSN 6645-01-161-3689
NSN 6320-01-329-2297
NSN 5905-01-227-1783
NSN 6645-01-530-3654
NSN 5905-00-386-1999
NSN 6130-01-318-4939
NSN 5905-00-926-2905
NSN 6685-01-100-3012
NSN 5915-00-861-5768
NSN 5930-01-437-9787