A fitting used with a union nut and thread piece to form a union.
NSN 4140-00-067-7460
NSN 5930-01-651-5575
NSN 7035-01-480-5090
NSN 6105-01-273-7529
NSN 5950-01-288-2328
NSN 2925-00-174-4322
NSN 6220-01-597-7642
NSN 2925-01-412-9520
NSN 5945-01-435-7411
NSN 6130-00-231-3929
NSN 5905-00-168-1586
NSN 5999-00-140-5365