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 5905-00-186-6016
NSN 5990-01-473-4314
NSN 5950-00-335-6338
NSN 5925-01-398-7131
NSN 5950-01-457-0033
NSN 5998-01-193-7210
NSN 7035-00-870-0290
NSN 5895-00-088-4878
NSN 6150-01-016-9688
NSN 5935-01-292-9154
NSN 6645-01-433-6999
NSN 6145-01-389-4350