A fitting used with a union nut and a tailpiece to form a union.
NSN 6645-01-359-1487
NSN 5950-01-276-0429
NSN 5915-00-952-5658
NSN 6685-01-372-6991
NSN 5855-01-191-3404
NSN 5945-01-228-8826
NSN 5915-00-078-2086
NSN 6610-01-531-1079
NSN 4140-01-228-3443
NSN 6645-00-711-5381
NSN 5965-01-531-7758
NSN 6320-01-607-1491