A straight fitting having a boss connection of a different size at each end. Both connections have external or internal machine threads (straight threads other than pipe or hose series) and are designed to facilitate a gasket, preformed packing, washer, or the like to form a seal at the boss. Excludes bushing (as modified).
Classification: Other fittings nesoi of iron or nonalloy steel
NSN 6135-01-627-6921
NSN 4140-00-800-7204
NSN 6620-00-447-8883
NSN 5925-01-064-4094
NSN 6130-01-348-8897
NSN 6150-01-126-8277
NSN 5945-00-925-3927
NSN 6150-00-815-5984
NSN 6110-01-127-2852
NSN 5895-00-688-9075
NSN 5975-01-483-1113
NSN 5998-01-367-7584