Ashcroft 105 In-Line Saddle Diaphragm Seals

The Ashcroft® 105 in-line saddle diaphragm seal or isolation device protects pressure measuring instruments. Mounted astride process piping, it is used to prevent process clogging or accumulation. An ideal choice for satisfying challenging installation requirements.

Key Features:

  • Wide selection of diaphragm and lower housing materials
  • Diaphragm threaded to top housing


  • Process size: 3" and larger
  • Rated up to 2500 psi

The 105 in-line diaphragm seal is ideal where process protection is essential:

Process Market:

  • Oil and Gas
  • Refineries
  • Chemical and Petrochemical
  • Water and Wastewater                                                       

Process Applications:

  • Oil and Gas Transportation-Pipelines
  • NACE Compliant Processes (Sour Gas Separation)
  • Biogas and Biodiesel

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