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 6620-01-509-5674
NSN 6240-00-308-9456
NSN 2925-01-244-3016
NSN 5910-00-233-5484
NSN 4140-01-100-1223
NSN 6610-01-351-4607
NSN 5965-01-633-8849
NSN 6685-00-419-0643
NSN 5925-00-035-8469
NSN 5960-00-518-8204
NSN 5915-01-384-6207
NSN 6130-01-503-2916