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Ashcroft 310 and 315 Mini-Diaphragm Seals

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

Ashcroft 310-315 All-Welded Mini Threaded Seals Datasheet (PDF)

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310-315

44 items

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  • 50311SS02TXCG Ashcroft Model 311 Midi-Diaphragm Seal
    50311SS02TXCG Ashcroft 311 Mini-Diaphragm Seal
    50311SS02TXCG

    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, Glycerin Filled.
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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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  • 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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  • 04311SS02TXCG Ashcroft Model 311 Midi-Diaphragm Seal
    04311SS02TXCG Ashcroft 311 Mini-Diaphragm Seal
    04311SS02TXCG

    Ashcroft

    Product Type: Mini-Diaphragm Seals

    Ashcroft 311 Mini-Diaphragm Seal, All-Welded Construction, 1/2 in. NPT Male Process Connection, 316L Stainless Steel Diaphragm, 316L Stainless Steel Bottom Housing, 1/4 in. NPT Female Instrument Connection, Glycerin Filled.
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  • 02311SS02T Ashcroft Model 311 Midi-Diaphragm Seal
    02311SS02T Ashcroft 311 Mini-Diaphragm Seal
    02311SS02T

    Ashcroft

    Product Type: Mini-Diaphragm Seals

    Ashcroft 311 Mini-Diaphragm Seal, All-Welded Construction, 1/4 in. NPT Male Process Connection, 316L Stainless Steel Diaphragm, 316L Stainless Steel Bottom Housing, 1/4 in. NPT Female Instrument Connection.
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  • 50311SS04TXCK Ashcroft Model 311 Midi-Diaphragm Seal
    50311SS04TXCK Ashcroft 311 Mini-Diaphragm Seal
    50311SS04TXCK

    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, 50 cSt Silicone Filled.
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  • 50311HH04T Ashcroft Model 311 Midi-Diaphragm Seal
    50311HH04T Ashcroft 311 Mini-Diaphragm Seal
    50311HH04T

    Ashcroft

    Product Type: Mini-Diaphragm Seals

    Ashcroft 311 Mini-Diaphragm Seal, All-Welded Construction, 1/2 in. NPT Female Process Connection, Hastelloy C-276 Diaphragm, Hastelloy C-276 Bottom Housing, 1/2 in. NPT Female Instrument Connection.
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