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 5855-01-337-0245
NSN 6685-01-018-2735
NSN 5999-01-655-5236
NSN 6645-01-312-8601
NSN 5855-00-179-8588
NSN 5960-01-495-0859
NSN 5998-01-462-7052
NSN 5920-01-083-3749
NSN 5975-01-468-0335
NSN 5960-00-552-9500
NSN 5965-01-077-3346
NSN 6240-00-793-7969