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 5999-00-089-5136
NSN 6145-01-426-8976
NSN 6610-00-107-1944
NSN 5920-00-962-9874
NSN 5990-01-133-0351
NSN 5998-00-268-1908
NSN 5935-00-911-3724
NSN 5950-00-334-9612
NSN 2925-01-577-0004
NSN 5975-01-092-6762
NSN 5905-01-417-6956
NSN 6240-01-447-2838