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 5910-01-137-6342
NSN 6320-01-512-2031
NSN 6145-01-558-2924
NSN 5930-00-927-8278
NSN 5965-00-807-2491
NSN 5950-01-101-9077
NSN 5998-00-404-6604
NSN 6145-01-351-1935
NSN 6130-01-131-9369
NSN 6610-00-965-8524
NSN 5905-01-004-4312
NSN 2925-01-467-7672