Part Number 4202-2

Part Information
Item contains 2 independent checkvalves in series; all requirements apply equally to each check valve; port "a" inlet nipple equivalent to cagec 79326 p/n gsn 151-32; port "b" inlet flange equivalent to cagec 15284flange p/n 2710-150f; port "c" outlet flange equivalent to cagec 15284 flange p/n 2710-150m; duct section between ports "b" and "c" to be inconel 625 0.028 in. Stock ; normal flow is in port "a" and out ports "b" and "c". Flow is in port "b" and out port "c" with valve checked; operating conditions: normal flow conditions 50 psig at 550 degrees f; checked direction-normal 90 psig at 887 degrees f; abnormal 595 psig at 1189 degrees f