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 5935-01-529-3801
NSN 5925-00-025-1339
NSN 5960-01-624-1170
NSN 5935-01-392-8000
NSN 5935-00-628-6510
NSN 5835-00-764-4388
NSN 6645-01-360-0293
NSN 6610-00-404-1287
NSN 6150-01-541-4805
NSN 6650-01-262-3771
NSN 4140-01-308-6651
NSN 5998-00-473-2035