A fitting used with a union nut and a tailpiece to form a union.
NSN 6150-01-122-1845
NSN 5960-01-495-0859
NSN 6130-00-730-0795
NSN 6650-00-276-9838
NSN 5985-00-961-0790
NSN 6650-00-583-1735
NSN 2925-01-289-6448
NSN 6240-00-580-0666
NSN 6145-01-161-9861
NSN 5960-01-292-6062
NSN 6240-01-034-5596
NSN 6685-00-278-9496