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 6610-01-010-4516
NSN 6220-01-558-5791
NSN 6650-00-567-0715
NSN 2925-01-594-3583
NSN 5915-00-672-6321
NSN 6240-01-026-0032
NSN 5999-01-086-3235
NSN 5965-01-164-7982
NSN 5930-00-042-7951
NSN 6645-00-862-2904
NSN 5960-01-656-6343
NSN 5998-01-076-6581