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 4140-01-261-2966
NSN 6320-01-365-2701
NSN 6320-01-329-2297
NSN 5935-00-005-8973
NSN 6130-01-100-9026
NSN 5905-00-203-4480
NSN 5990-00-740-0249
NSN 6110-01-326-1339
NSN 5960-00-059-0216
NSN 4140-01-213-4908
NSN 6650-00-782-4624
NSN 5950-01-245-8545