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Diaphragm Seals

Non-Replaceable Diaphragm Seals

Type 5 All Non-Metallic, Non-Replaceable Diaphragm Seals

Type 5 All Non-Metallic, Non-Replaceable Diaphragm Seals

  • For wastewater and chemical feed applications, as well as most applications with a corrosive media
  • Constructed of corrosion-resistant PP glass fiber reinforced upper housing and PP, PVC or PVDF lower housing
  • Protects pressure or vacuum instruments used on ultra-pure or highly corrosive fluid lines such as demineralized water, sulfuric acid, hydrochloric acid, and caustics
Type 12 Sanitary, Clamped-Style, American Society of Mechanical Engineers - Bioprocessing Equipment (ASME-BPE), Non-Replaceable Diaphragm Seals

Type 12 Sanitary, Clamped-Style, American Society of Mechanical Engineers - Bioprocessing Equipment (ASME-BPE), Non-Replaceable Diaphragm Seals

  • Features a flush mount diaphragm and all welded construction, ideal for food & beverage, pharmaceutical and sanitary markets
  • Can be used for remote mounting of pressure instrument(s) with capillary, see options & accessories below
  • Wetted parts and all welded housing are constructed of 316 Stainless Steel for greater strength and durability
  • Accommodates process conne...
Type 20 Front Flush, Non-Replaceable Diaphragm Seals

Type 20 Front Flush, Non-Replaceable Diaphragm Seals

  • Designed for applications requiring an NPT male threaded process connection and with a flush diaphragm
  • Flush diaphragm construction prevents clogging and process material build-up
  • Constructed with a 316 Stainless Steel housing and diaphragm for strength and durability
  • Available instrument connection sizes are 1/4” and 1/2" with a process connection size of 1/2" NPT ...
Type 25/25H Standard and Elevated Pressure, Non-Replaceable Diaphragm Seals

Type 25/25H Standard and Elevated Pressure, Non-Replaceable Diaphragm Seals

  • Designed to isolate the pressure measuring instrument from corrosive or viscous process media
  • Utilize an all welded, all metallic housing design to eliminate potential leak paths
  • For use with gauges with dial sizes of 2-1/2" and smaller, and pressure ranges no less than 100 psig
  • Housing and diaphragm offered in a variety of materials to suit most applications
Type 29 High Volumetric Displacement, Non-Replaceable Diaphragm Seals

Type 29 High Volumetric Displacement, Non-Replaceable Diaphragm Seals

  • An off-line seal with a threaded connection and all welded, all metallic housing design that does not utilize an o-ring or gasket
  • Can be used for remote mounting of pressure instrument(s) with capillary, see options & accessories below
  • Designed with a larger diameter diaphragm for higher displacement capability
  • A variety of upper and lower housing and diaphragm mate...

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