The Ashcroft® 310 and 315 mini-diaphragm seals or isolation devices protect pressure measuring instruments. Used to ensure process compatibility, they are also applied when process media exhibits high temperature, pulsation, and the potential for plugging or freeze-up. An ideal choice for limited space installations.

Key Features:
  • Compact and lightweight design
  • All-welded construction
  • Choice diaphragm and lower housing materials
  • Pressure rated up to 2,500 psi at 100°F
  • Volumetric displacement allows attachment to: 
    3 1/2" gauges (60 to 1,000 psi)
    Transducers and switches
  • Style:
    Type 310: threaded 
    Type 315: threaded
  • Process size:
    Type 310: 1/4" and 1/2" NPT female and male
    Type 315: 1/4" and 1/2" NPT female