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 4140-00-962-0215
NSN 5975-00-026-9698
NSN 7035-00-421-8710
NSN 5985-01-522-1284
NSN 5950-00-192-6084
NSN 5950-00-759-3577
NSN 5945-00-244-1212
NSN 5895-00-427-9617
NSN 2925-01-029-5300
NSN 5996-01-483-0645
NSN 6320-01-113-7647
NSN 6105-01-158-0458