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 5950-01-660-5794
NSN 6145-00-221-6528
NSN 6130-01-117-7282
NSN 4140-01-525-9688
NSN 5965-01-076-0071
NSN 6610-01-497-1688
NSN 6135-01-031-8078
NSN 5925-01-400-3002
NSN 6110-00-075-5660
NSN 6320-00-977-3930
NSN 5915-01-234-2371
NSN 6110-01-194-2217