Used on 2320-01-206-4078; truck, 5-ton m939 series. 2a 1st end thread class 12 1st end thread quantity per inch zinc surface treated un 1st end thread series
2a 1st end thread class split flange; sae standard pressure series (code 61) ; mates with 107-74446 flanges suitable for pressures thru 4 light spiral hose - sae 100R9 cadmium surface treated unf 1st end thread series