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 5999-01-342-8418
NSN 5960-01-138-0684
NSN 6135-01-054-2462
NSN 6645-01-287-5239
NSN 6320-01-318-6518
NSN 5920-00-420-7434
NSN 5998-00-292-9515
NSN 5855-00-285-8172
NSN 5950-00-601-5980
NSN 6130-01-495-7035
NSN 4140-01-067-8242
NSN 5910-01-378-7026