The Ashcroft® 300 and 301 threaded diaphragm seals protect pressure measuring instruments. Used when process compatibility is required, these are also applied when media exhibits high temperature or has the potential to clog an instrument connection. Ideal for satisfying many challenging applications.
Process Market:
Oil and Gas
Refineries
Chemical and Petrochemical
Water and Wastewater
Process Applications:
Oil and Gas Fracking
Biogas and Biodiesel
Process Connection Size
1/4 to 1 NPT Male
1/4 to 1-1/2 NPT Female
Instrument Connection
¼ NPT Female, ½ NPT Female
Pressure Rating
up to 2,500 psi
Added Tolerance
±0.5% typical
Connection Style
300: Threaded
301: Threaded with flushing port
