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 alloy steel not stainless
NSN 6650-00-197-7563
NSN 6650-01-519-6198
NSN 5990-00-929-0500
NSN 6150-01-051-6489
NSN 6135-01-428-8821
NSN 5996-00-677-2574
NSN 5930-01-309-1599
NSN 5996-00-005-4257
NSN 5965-01-164-0561
NSN 6135-00-276-7625
NSN 6650-00-767-7597
NSN 6220-01-157-9062