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 5975-01-256-5012
NSN 5920-01-430-2530
NSN 6320-01-072-2073
NSN 5895-01-281-7003
NSN 5855-01-120-7831
NSN 7035-00-870-0290
NSN 6645-00-508-5723
NSN 6220-00-169-0736
NSN 5998-01-089-9725
NSN 5998-01-519-4988
NSN 6150-00-500-1975
NSN 5925-01-588-5108