A fitting used with a union nut and a tailpiece to form a union.
NSN 5985-01-162-8714
NSN 6650-00-804-2039
NSN 6620-01-318-1856
NSN 5915-00-417-3834
NSN 5985-01-359-9780
NSN 6240-01-243-6884
NSN 6135-00-170-8819
NSN 5835-01-501-0526
NSN 7035-00-312-3055
NSN 5920-01-245-8510
NSN 6650-01-408-5089
NSN 5935-00-191-8049