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 5996-01-066-0335
NSN 5895-00-068-5906
NSN 6320-00-139-1090
NSN 5895-00-500-3272
NSN 6105-01-533-6266
NSN 6240-00-126-4551
NSN 6645-00-211-6906
NSN 5835-00-807-5632
NSN 5855-00-058-1293
NSN 5915-01-086-7244
NSN 5930-01-599-4935
NSN 5930-01-523-8762