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: Aluminum tube or pipe fittings (couplings,elbows sleeves)
NSN 6650-01-446-6646
NSN 6135-01-355-8917
NSN 5990-00-318-2592
NSN 5925-01-604-9427
NSN 5925-01-659-5986
NSN 6240-01-121-0469
NSN 6240-01-012-2705
NSN 6320-01-384-7079
NSN 5950-00-262-0887
NSN 5930-01-519-8440
NSN 5930-00-675-1906
NSN 5999-01-197-7799