102-103 Flanged Diaphragm Seals

The Ashcroft® type 102 and 103 flanged diaphragm seals or isolation devices protect pressure measuring instruments. Used when process compatibility is required, these are also applied when media exhibits high temperature or the potential to clog an instrument connection. Ideal for satisfying many challenging applications.

Key Features:
  • Wide selection of diaphragm and lower housing materials
  • Diaphragm threaded to top housing
  • Flush port (type 103) provides easy cleaning / flushing due to process media prone to clogging
Specifications:
  • Style:
    Type 102: flanged
    Type 103: flanged with flushing port
  • Process size: 1/2" to 3"
  • Flange rating: 150, 300, 600, 900 & 1,500 class

The type 102/103 diaphragm seals are ideal where process protection is essential:

Process Market:
  • Oil and Gas
  • Refineries
  • Chemical and Petrochemical
  • Water and Wastewater                      
Process Applications:                   
  • Oil and Gas Fracking
  • NACE Compliant Processes (Sour Gas Separation)
  • Biogas and Biodiesel
 

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Tools

  • Distributor Locator

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  • Materials Selector

    Use the selector to review compatible wetted materials and requirements of your application.

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