3a 2nd end thread class 12 1st end thread quantity per inch machined groove in flared ends to accomodate seal ring per KC103 passivate surface treated un 1st end thread series
Used on palletized loading system trailer; 2320-01-097-0260 hemtt (heavy expanded mobility tactical truck). 2a 1st end thread class 24 1st end thread quantity per inch weapon system essential nptf 2nd end thread series