3a first quick disconnect end thread class 3.910" overall length 6 bolt hole quantity anodize body surface treated coupling assembly unf first quick disconnect end thread series
2a 1st end thread class 16 1st end thread quantity per inch 1/32 in.by 45 deg chamfer on id of pipe connection end cadmium or zinc surface treated npt 2nd end thread series
Used on assault amphibious vehicle, command (aavc7a1). 3a all ends thread class 2.767" overall length weapon system essential passivate body surface treated male coupling half unf all ends thread series
2a 1st end bulkhead thread class 20 1st end bulkhead thread quantity per inch grumman A10 aircraft flaremess w/ bulkhead threads un all ends thread series
3a all ends thread class 2.529" overall length 12 all ends thread quantity per inch anodize body surface treated male coupling half unj all ends thread series