Weapon system essential
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 6610-01-580-1887
NSN 5960-00-821-8739
NSN 5999-01-475-8428
NSN 5999-01-352-6764
NSN 6620-01-116-3983
NSN 5915-01-186-7952
NSN 6150-01-538-5426
NSN 5996-00-826-3198
NSN 6610-00-371-5953
NSN 7035-01-055-6413
NSN 5855-00-058-1293
NSN 4140-01-230-7027