A fitting used with a union nut and a tailpiece to form a union.
NSN 6105-01-132-7350
NSN 6135-01-492-5717
NSN 5960-00-578-8635
NSN 5915-01-632-4574
NSN 5945-00-179-8368
NSN 6220-01-308-0414
NSN 5975-01-210-0877
NSN 5920-01-514-0175
NSN 5925-00-286-8502
NSN 5960-01-187-0392
NSN 5935-01-050-8417
NSN 6150-00-253-3796