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 5895-01-403-2793
NSN 7035-00-392-5417
NSN 5910-00-246-3561
NSN 6145-01-350-3532
NSN 5920-00-450-8845
NSN 5960-01-406-4136
NSN 5905-00-144-4167
NSN 6320-01-313-2709
NSN 5915-01-300-9697
NSN 6105-00-061-9576
NSN 7035-01-296-4737
NSN 5945-01-333-9386