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 5950-00-011-1614
NSN 5965-01-364-5950
NSN 6130-01-445-4816
NSN 2925-01-320-6512
NSN 5835-00-402-5607
NSN 5915-00-204-4660
NSN 5950-01-654-0634
NSN 5965-01-299-0160
NSN 6110-01-611-3495
NSN 6145-00-889-1492
NSN 5905-00-179-7050
NSN 5950-01-258-8267