3a first quick disconnect end thread class 5.200" overall length 6 bolt hole quantity 12 first quick disconnect end thread quantity per inch anodize body surface treated coupling assembly un first quick disconnect end thread series
3a all ends thread class 12 all ends thread quantity per inch used on grumman aircraft, model A10 cadmium surface treated flareless (tube) unj all ends thread series
2a first quick disconnect end thread class 4.747" overall length 12 first quick disconnect end thread quantity per inch anodize body surface treated coupling assembly un first quick disconnect end thread series