Class 2500 – Check Valve

VALVE SIZE A1 (RF) A2 (RTJ) A3 (BW) A4 (SW)
NPS DN In mm in mm in mm in mm
2 50 17.75 451 17.87 454 17.75 451 17.75 451
2.5 65 20.00 508 20.25 514 20.00 508 20.00 508
3 80 22.75 578 23.00 584 22.75 578 22.75 578
4 100 26.50 673 26.88 683 26.50 673 26.50 673
5 125 31.25 794 31.75 807 31.25 794 31.25 794
6 150 36.00 914 36.50 927 36.00 914 36.00 914
8 200 40.25 1022 40.87 1038 40.25 1022 40.25 1022
10 250 50.00 1270 50.88 1292 50.00 1270 50.00 1270
12 300 56.00 1422 56.88 1444 56.00 1422 56.00 1422