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 5975-01-041-5836
NSN 6320-00-513-8376
NSN 5985-00-067-6750
NSN 5910-01-056-3285
NSN 5920-01-274-8565
NSN 5855-00-160-2286
NSN 5975-01-602-8801
NSN 5915-01-452-4249
NSN 5910-01-643-3888
NSN 6135-01-596-8904
NSN 5930-01-157-9824
NSN 5855-01-398-9548