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 6610-01-372-8170
NSN 6685-01-441-4170
NSN 6240-01-284-6482
NSN 6650-00-023-5054
NSN 7035-01-278-1379
NSN 5999-01-282-6060
NSN 5998-00-097-9578
NSN 5960-01-416-0474
NSN 2925-00-149-0760
NSN 6135-00-209-6918
NSN 4140-01-174-3487
NSN 6645-01-571-8578