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 5945-01-106-1703
NSN 7035-01-176-7523
NSN 5855-01-569-2994
NSN 6150-01-131-7534
NSN 5996-01-619-1540
NSN 5835-01-487-3042
NSN 5999-00-156-4424
NSN 6105-00-788-9022
NSN 5855-00-156-5489
NSN 6320-01-326-1316
NSN 6610-01-344-0972
NSN 6145-00-448-8264