5/8-18 unf-2b thru
An adapter having machine threads (straight threads other than pipe or hose series) designed to accommodate a tube on one end or an unthreaded end designed to accommodate a tube. The other end has external or internal machine threads (straight threads other than pipe or hose series) and is designed to facilitate a gasket, preformed packing, washer, or the like to form a seal at the boss. It is designed to join a tube or tube fitting to a boss or boss fitting in a straight line on items such as tanks, housings, valve fittings, and the like. See also coupling, tube and nipple, tube.
Classification: Other fittings nesoi of iron or nonalloy steel
NSN 5925-00-912-2774
NSN 2925-01-065-0060
NSN 6105-01-576-8398
NSN 6135-01-302-4773
NSN 2925-00-596-9775
NSN 6110-01-094-7661
NSN 5920-01-130-3189
NSN 5925-01-357-1308
NSN 6110-01-455-7526
NSN 5910-01-319-2985
NSN 2925-01-574-7119
NSN 6320-00-270-8222