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 2925-01-440-9912
NSN 5910-00-456-0235
NSN 6645-00-488-4432
NSN 5835-01-112-9008
NSN 5985-01-169-9368
NSN 5996-01-014-5852
NSN 5999-01-387-7364
NSN 5905-00-113-4925
NSN 5985-01-142-0679
NSN 6620-01-601-4314
NSN 5920-01-097-1434
NSN 6145-00-301-9124