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 6620-00-902-9843
NSN 6620-00-643-1402
NSN 5985-00-650-9883
NSN 5925-01-168-3081
NSN 6610-01-256-7938
NSN 5930-00-538-6928
NSN 5835-01-174-4276
NSN 6645-01-406-9420
NSN 5999-01-573-2289
NSN 5996-01-181-5438
NSN 5950-00-678-9649
NSN 6220-01-154-5044