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 6135-01-010-0891
NSN 5990-01-626-3840
NSN 5945-01-483-8679
NSN 5925-01-375-1480
NSN 6220-01-370-5248
NSN 6610-01-569-4084
NSN
NSN 6110-00-138-8687
NSN 5920-01-641-4080
NSN 5990-01-019-6609
NSN 5950-00-905-7906
NSN 6105-00-080-0648