A fitting used with a union nut and a tailpiece to form a union.
NSN 6645-01-160-1545
NSN 7035-01-276-9016
NSN 5855-00-896-4047
NSN 6685-01-535-1012
NSN 5998-01-244-5743
NSN 5998-01-025-1688
NSN 5950-01-472-5345
NSN 5998-01-406-5427
NSN 5975-00-769-5564
NSN 5905-01-464-7762
NSN 6220-01-352-1643
NSN 5910-01-442-3287