Diaphragm Valves

Valves designed for hygienic and high purity applications.

Combining innovation, quality, and performance, CSI stocks diaphragm valves from ITT, Saunders, and GEMÜ engineered to the highest level of design security, integrity, and cleanliness. 

Alfa Laval (32)
ITT / Envizion (19)
ITT / Pure-Flo (79)
Diaphragm Valves (130)
DV-ST Series (32)
0.375" (1)
0.5" (30)
0.75" (22)
1" (24)
1.5" (27)
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2" (20)
2.5" (3)
3" (2)
DN20 (1)
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Tri-Clamp (96)
Butt Weld (28)
Flange (1)
Swickle (1)
316 Stainless Steel (1)
316L Stainless Steel (31)

  • .5-8-419-2-0-0-B-B203 DIAPHRAGM VALVE 0.5" TC BIO-TEK BLACK BUTYL N/C ADV 2.1 ITT

    Springfield, MO 84 EA
    Durham, NC 0 EA
    Modesto, CA 0 EA
    Grand Prairie, TX 0 EA

    $1,060.00 / EA

  • .5-S-419-2-0-0-B-18 DIAPHRAGM VALVE 0.5" TC SWICKLE BIO-TEK B POLY SULFONE THERMOPLASTIC BONNET 35RA

    Springfield, MO 99 EA
    Durham, NC 0 EA
    Modesto, CA 0 EA
    Grand Prairie, TX 0 EA

    $856.80 / EA

  • .5-8-419-2-0-0-B-18 DIAPHRAGM VALVE 0.5" TC BIO-TEK BB FORGED POLY SULFONE THERMOPLASTIC BONNET 35RA

    Springfield, MO 100 EA
    Durham, NC 0 EA
    Modesto, CA 0 EA
    Grand Prairie, TX 0 EA

    $847.20 / EA

  • .38-S-416-2-0-0-B-18 DIAPHRAGM VALVE 0.38" SWIVEL NUT SWICKLE BIO-TEK 35RA

    Springfield, MO 75 EA
    Durham, NC 0 EA
    Modesto, CA 0 EA
    Grand Prairie, TX 0 EA

    $815.20 / EA

  • 1-F-419-2-0-0-TME-970 DIAPHRAGM VALVE 1" TC TME 970 BONNET 35RA ITT

    Springfield, MO 20 EA
    Durham, NC 0 EA
    Modesto, CA 0 EA
    Grand Prairie, TX 0 EA

    $1,191.20 / EA

  • 1-F-419-7-0-4-TME-963 DIAPHRAGM VALVE 1" TC TME FORGED POLY SULFONE THERMOPLASTIC BONNET 963 15RA EP ID ITT

    Springfield, MO 71 EA
    Durham, NC 0 EA
    Modesto, CA 0 EA
    Grand Prairie, TX 0 EA

    $1,861.60 / EA

  • .75-F-419-7-0-4-TME-963 DIAPHRAGM VALVE 0.75" TC TME AUTOCLAVABLE POLY SULFONE THERMOPLASTIC BONNET 15RA EP ITT

    Springfield, MO 17 EA
    Durham, NC 0 EA
    Modesto, CA 0 EA
    Grand Prairie, TX 0 EA

    $1,773.60 / EA

  • .5-F-419-7-0-4-TME-963 DIAPHRAGM VALVE 0.5" TC TME FORGED POLY SULFONE THERMOPLASTIC BONNET AUTOCLAVE 15RA EP ID

    Springfield, MO 45 EA
    Durham, NC 0 EA
    Modesto, CA 0 EA
    Grand Prairie, TX 0 EA

    $1,764.80 / EA

  • 1-F-419-8-0-0-TME-963 VALVE DIAPHRAGM 1" TC TME 316L FORGED BODY 20RA ID POLY SULFONE THERMOPLASTIC BONNET 963 MANUAL BONNET ITT

    Springfield, MO 3 EA
    Durham, NC 0 EA
    Modesto, CA 0 EA
    Grand Prairie, TX 0 EA

    $1,682.40 / EA

  • 1-F-419-7-0-4-TME-B209 DIAPHRAGM VALVE 1" TC FORGED 15RA EP TME MODIFIED PTFE N/C ADVANTAGE 2.1 B209 90# ITT

    Springfield, MO 9 EA
    Durham, NC 0 EA
    Modesto, CA 0 EA
    Grand Prairie, TX 0 EA

    $2,020.00 / EA

  • 2-F-419-6-0-0-TME-963 DIAPHRAGM VALVE 2" TC TME FORGED POLY SULFONE THERMOPLASTIC BONNET 25RA 963 BONNET ITT

    Springfield, MO 13 EA
    Durham, NC 0 EA
    Modesto, CA 0 EA
    Grand Prairie, TX 0 EA

    $2,585.60 / EA

  • 1.5-F-419-7-0-4-TME-963 DIAPHRAGM VALVE 1.5" TC TME 15RA EP ID 963 ITT

    Springfield, MO 21 EA
    Durham, NC 0 EA
    Modesto, CA 0 EA
    Grand Prairie, TX 0 EA

    $2,619.20 / EA