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 6110-01-225-2844
NSN 5905-00-577-0798
NSN 5996-01-229-3676
NSN 6130-00-093-7481
NSN 5905-01-558-9332
NSN 5935-01-356-0097
NSN 6610-01-448-4989
NSN 6650-01-281-4651
NSN 6110-01-424-8871
NSN 5895-01-372-0557
NSN 5996-00-105-0862
NSN 6650-01-168-1659