3a all ends thread class 3.486" overall length 12 first quick disconnect end thread quantity per inch bulkhead threads on fluid end connections anodize body surface treated male coupling half un all ends thread series
Used on grumman a10 aircraft. 3a all ends thread class 12 all ends thread quantity per inch passivate surface treated flared w/ center wrenching facility unjf all ends thread series
2a 1st end bulkhead thread class 12 1st end bulkhead thread quantity per inch phosphate surface treated flaremess w/ bulkhead threads un all ends thread series
2a 1st end bulkhead thread class 12 1st end bulkhead thread quantity per inch phosphate surface treated flaremess w/ bulkhead threads un all ends thread series