31AB5CA22000000000

3100 SERIES PRESSURE/VACUUM VENT VTA ASME 150 FLANGE CONNECTION; 12" INLET SIZE; CS BODY, 316 SST BOLT-IN SEAT RING; FEP-TFE PALLET DIAPHRAGM; 0.50 - 0.75 OZ/IN2 PRESSURE SET POINT; 0.50 - 0.75 OZ/IN2 VACUUM SET POINT; STANDARD WEIGHT MATERIAL STEEL OR COMBINATION OF STEEL AND SST; WITH BUG SCREEN;