High Displacement Low Pressure Applications

702-703 Flanged High Displacement Diaphragm Seals
702-703 Flanged High Displacement Diaphragm Seals

702-703 Flanged High Displacement Diaphragm Seals

The Ashcroft® 702 and 703 high-displacement diaphragm seals or isolation devices are used with low pressure or differential pressure gauges with low differential pressure and elevated static pressure.

Diaphragm MaterialBottom Housing MaterialFlange Rating
Variety of metallic and non-metallic wetted materialsVariety of metallic and non-metallic materials150, 300, 600
740-741 High-Displacement Diaphragm Seals
740-741 High-Displacement Diaphragm Seals

740-741 High-Displacement Diaphragm Seals

The Ashcroft® 740 and 741 high-displacement diaphragm seals or isolation devices are used with low-ranged instruments or high static pressure dp gauges with low differential pressure.

Diaphragm MaterialBottom Housing MaterialFlange Rating
Variety of metallic wetted materialsVariety of metallic wetted materials750 psi