No.4 o-ring face seal all ends
A fitting having three connections with the branch connection fixed at 90 degrees (1.5705 radians) to the run. The 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. It may have side inlet(s). It is used as a junction at the intersection of a boss or boss fitting on items such as tanks, housings, valve fittings, and the like. Excludes tee, tube.
Classification: Other fittings nesoi of alloy steel not stainless
NSN 6110-01-352-6438
NSN 6220-01-395-5205
NSN 5950-01-234-6441
NSN 6105-01-369-2430
NSN 5835-01-219-0586
NSN 5835-01-379-1407
NSN 4140-01-321-4441
NSN 5990-01-633-9503
NSN 5975-00-185-5243
NSN 7035-01-287-9817
NSN 5950-01-104-3999
NSN 5920-01-058-1778