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Diaphragm Seals

Valin offers a wide selection of Diaphragm Seals to protect Pressure Gauges, Process Transmitters or Pressure Switches from damage caused by corrosive materials, clogging crystallization, or extreme temperatures.

Diaphragm Seals

269 items

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  • 50311SS04TXCG Ashcroft Model 311 Midi-Diaphragm Seal
    50311SS04TXCG Ashcroft 311 Mini-Diaphragm Seal
    50311SS04TXCG

    Ashcroft

    Product Type: Mini-Diaphragm Seals

    Ashcroft 311 Mini-Diaphragm Seal, All-Welded Construction, 1/2 in. NPT Female Process Connection, 316L Stainless Steel Diaphragm, 316L Stainless Steel Bottom Housing, 1/2 in. NPT Female Instrument Connection, Glycerin Filled.
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  • 75200SS04TXCG Ashcroft Model 200 Threaded Diaphragm Seal
    75200SS04TXCG Ashcroft 200 Threaded Diaphragm Seal
    75200SS04TXCG

    Ashcroft

    Product Type: Welded Diaphragm Seals

    Ashcroft 200 Threaded Diaphragm Seal, 3/4 in. NPT Female Process Connection, Welded (metallic) or Bonded (elastomeric) to Top Housing, No Flushing Port, 316L Stainless Steel Diaphragm, 316L Stainless Steel Bottom Housing, 1/2 in. NPT Female Instrument...
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  • 50101SS04TXCGH5 Ashcroft Model 101 Threaded Diaphragm Seal
    50101SS04TXCGH5 Ashcroft 101 Threaded Diaphragm Seal
    50101SS04TXCGH5

    Ashcroft

    Product Type: Capsule Diaphragm Seals

    Ashcroft 101 Threaded Diaphragm Seal, 1/2 in. NPT Female Process Connection, Threaded into Top Housing, Flushing Port in Lower Housing, 316L Stainless Steel Diaphragm, 316L Stainless Steel Bottom Housing, 1/2 in. NPT Female Instrument Connection,...
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  • 25311SS02TXMY Ashcroft Model 311 Midi-Diaphragm Seal
    25311SS02TXMY Ashcroft 311 Mini-Diaphragm Seal
    25311SS02TXMY

    Ashcroft

    Product Type: Mini-Diaphragm Seals

    Ashcroft 311 Mini-Diaphragm Seal, All-Welded Construction, 1/4 in. NPT Female Process Connection, 316L Stainless Steel Diaphragm, 316L Stainless Steel Bottom Housing, 1/4 in. NPT Female Instrument Connection, Mineral Oil Filled.
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  • 50311SS02TXMY Ashcroft Model 311 Midi-Diaphragm Seal
    50311SS02TXMY Ashcroft 311 Mini-Diaphragm Seal
    50311SS02TXMY

    Ashcroft

    Product Type: Mini-Diaphragm Seals

    Ashcroft 311 Mini-Diaphragm Seal, All-Welded Construction, 1/2 in. NPT Female Process Connection, 316L Stainless Steel Diaphragm, 316L Stainless Steel Bottom Housing, 1/4 in. NPT Female Instrument Connection, Mineral Oil Filled.
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  • 50740HH04TXCK Ashcroft Model 740 High-Displacement Diaphragm Seal
    50740HH04TXCK Ashcroft 740 High-Displacement Diaphragm Seal
    50740HH04TXCK

    Ashcroft

    Product Type: High-Displacement Diaphragm Seals

    Ashcroft 740 High-Displacement Diaphragm Seal, 1/2 in. NPT Female Process Connection, Hastelloy C-276 Diaphragm, Hastelloy C-276 Bottom Housing, 1/2 in. NPT Female Instrument Connection, 50 cSt Silicone Filled.
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  • 50740SS04TXCK Ashcroft Model 740 High-Displacement Diaphragm Seal
    50740SS04TXCK Ashcroft 740 High-Displacement Diaphragm Seal
    50740SS04TXCK

    Ashcroft

    Product Type: High-Displacement Diaphragm Seals

    Ashcroft 740 High-Displacement Diaphragm Seal, 1/2 in. NPT Female Process Connection, 316L Stainless Steel Diaphragm, 316L Stainless Steel Bottom Housing, 1/2 in. NPT Female Instrument Connection, 50 cSt Silicone Filled.
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  • 04510SS04TXHP Ashcroft Model 510 Diaphragm Seal
    04510SS04TXHP Ashcroft 510 Diaphragm Seal
    04510SS04TXHP

    Ashcroft

    Product Type: Welded Diaphragm Seals

    Ashcroft 510 Diaphragm Seal, All-Welded Threaded Compact Seal w/ No Flushing Port, 1/2 in. NPT Male Process Connection, 316L Stainless Steel Diaphragm, 316L Stainless Steel Bottom Housing, 1/2 in. NPT Female Instrument Connection, High Pressure Design.
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