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 5985-00-114-3915
NSN 6650-01-590-3452
NSN 5960-01-466-4153
NSN 5950-00-086-0781
NSN 5925-00-468-2757
NSN 5975-01-540-8338
NSN 2925-00-278-9468
NSN 6145-01-081-1073
NSN 7035-01-271-1643
NSN 5975-01-179-6749
NSN 5915-01-462-5089
NSN 5975-01-658-4672