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 6685-00-602-5198
NSN 5905-00-479-6852
NSN 6135-01-095-2556
NSN 5960-01-238-7367
NSN 4140-00-893-1574
NSN 5895-01-645-0305
NSN 5996-00-518-4880
NSN 2925-01-342-1712
NSN 5999-00-455-2456
NSN 2925-00-288-1394
NSN 5910-00-173-1295
NSN 6650-00-299-9681