A fitting used with a union nut and a tailpiece to form a union.
NSN 2925-01-411-4666
NSN 7035-01-355-7284
NSN 5965-00-362-2158
NSN 5960-01-632-6576
NSN 5990-00-911-8093
NSN 5855-01-412-5147
NSN 5835-00-632-8621
NSN 5920-00-608-9731
NSN 6130-01-109-1158
NSN 5965-00-985-9157
NSN 5920-01-123-5836
NSN 5910-00-113-7672