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 4140-01-378-6603
NSN 5910-00-469-4881
NSN 6110-00-130-5342
NSN 5960-01-558-7787
NSN 5950-01-309-9304
NSN 5960-01-210-5587
NSN 6150-01-513-6491
NSN 5999-00-278-5563
NSN 6135-01-159-9705
NSN 5895-00-269-9257
NSN 6320-01-522-0318
NSN 6105-00-391-7634