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 5945-01-256-7063
NSN 5950-01-590-8977
NSN 5950-00-954-8158
NSN 5835-00-725-2087
NSN 5965-00-787-3028
NSN 5835-01-312-4446
NSN 5985-01-639-8150
NSN 6645-00-226-0657
NSN 5945-01-383-2693
NSN 7035-01-524-8969
NSN 7035-01-588-8470
NSN 5960-01-459-4944