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    OPW Engineered Systems

    OPW Fittings, OPW Swivels, OPW Loading Arms

    OPW (OPW Engineered Systems) products include Kamvalok® Dry Break Couplings & Adapters (Camlock) suitable for use with a broad range of hazardous liquid transfer applications, OPW Swivel Joints in a variety of materials, sizes & styles for use with virtually any application. Also, complete assemblies of OPW Loading Arms (with Spring Balance, Link Collar, Lockdown, Swivel Joint and Stainless Pipe & Elbow, 4 ft. Drop Hose & Stainless Splash Deflector) as well as OPW Supported Boom Loading Arm.

    Dultmeier Sales carries a complete line of OPW products including OPW Repair & Replacement Parts. Below is a listing of some of the OPW products carried by Dultmeier Sales. For more details and to order, view our OPW Product Catalog.

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    Picture of Spring For 789B RH Spring Balance, Yellow, Repair Parts

    Spring For 789B RH Spring Balance, Yellow, Repair Parts

    OPW Engineered Systems
    OPC625M
    Spring For 789B RH Spring Balance, Yellow, Repair Parts
    $767.00 / EA
    Picture of Spring For 790A, Repair Parts

    Spring For 790A, Repair Parts

    OPW Engineered Systems
    OPH1502-M
    Spring For 790A, Repair Parts
    Call for pricing / EA
    Picture of Spring Regulator for 790 Left Hand, Repair Parts

    Spring Regulator for 790 Left Hand, Repair Parts

    OPW Engineered Systems
    OPC20231BW
    Spring Regulator for 790 Left Hand, Repair Parts
    Call for pricing / EA
    Picture of Spring Regulator, R.H., Worm Gear, Repair Parts

    Spring Regulator, R.H., Worm Gear, Repair Parts

    OPW Engineered Systems
    OPC20185BW
    Spring Regulator, R.H., Worm Gear, Repair Parts
    $864.00 / EA
    Picture of Stop-Lok Adapter, 1" FPT

    Stop-Lok Adapter, 1" FPT

    OPW Engineered Systems
    OPSLA10
    Union Coupler, Stop-Lok, 1IN FPT, 316SS
    $93.00 / EA
    Picture of Stop-Lok Adapter, 1-1/2" FPT

    Stop-Lok Adapter, 1-1/2" FPT

    OPW Engineered Systems
    OPSLA15
    Union Coupler, Stop-Lok, 1-1/2IN FPT, 316SS
    $108.00 / EA
    Picture of Stop-Lok Adapter, 2" FPT

    Stop-Lok Adapter, 2" FPT

    OPW Engineered Systems
    OPSLA20
    Union Coupler, Stop-Lok, 2IN FPT, 316SS
    $146.00 / EA
    Picture of Stop-Lok Adapter, 3" FPT

    Stop-Lok Adapter, 3" FPT

    OPW Engineered Systems
    OPSLA30
    Union Coupler, Stop-Lok, 3IN FPT, 316SS
    $177.00 / EA
    Picture of Stop-Lok Adapter, 3/4" FPT

    Stop-Lok Adapter, 3/4" FPT

    OPW Engineered Systems
    OPSLA07
    Union Coupler, Stop-Lok, 3/4IN FPT, 316SS
    $86.50 / EA
    Picture of Stop-Lok Coupler, 1" FPT

    Stop-Lok Coupler, 1" FPT

    OPW Engineered Systems
    OPSLC10V
    Union Coupler, Stop-Lok, 1IN FPT, 316SS, FKM/Viton Seals
    $329.00 / EA
    Picture of Stop-Lok Coupler, 1-1/2" FPT

    Stop-Lok Coupler, 1-1/2" FPT

    OPW Engineered Systems
    OPSLC15V
    Union Coupler, Stop-Lok, 1-1/2IN FPT, 316SS, FKM/Viton Seals
    $379.00 / EA
    Picture of Stop-Lok Coupler, 2" FPT

    Stop-Lok Coupler, 2" FPT

    OPW Engineered Systems
    OPSLC20V
    Union Coupler, Stop-Lok, 2IN FPT, 316SS, FKM/Viton Seals
    $445.00 / EA
    Picture of Stop-Lok Coupler, 3" FPT

    Stop-Lok Coupler, 3" FPT

    OPW Engineered Systems
    OPSLC30V
    Union Coupler, Stop-Lok, 3IN FPT, 316SS, FKM/Viton Seals
    $564.00 / EA
    Picture of Stop-Lok Coupler, 3/4" FPT

    Stop-Lok Coupler, 3/4" FPT

    OPW Engineered Systems
    OPSLC07V
    Union Coupler, Stop-Lok, 3/4IN FPT, 316SS, FKM/Viton Seals
    $305.00 / EA
    Picture of Support Bracket for 790 Left Hand, Repair Parts

    Support Bracket for 790 Left Hand, Repair Parts

    OPW Engineered Systems
    OPE20074DI
    Support Bracket for 790 Left Hand, Repair Parts
    Call for pricing / EA
    Picture of Support for 790 Left Hand, Repair Parts

    Support for 790 Left Hand, Repair Parts

    OPW Engineered Systems
    OPC20082DI
    Support for 790 Left Hand, Repair Parts
    Call for pricing / EA
    Picture of Swivel Joint, 1-1/2IN , Aluminum, Viton Seals

    Swivel Joint, 1-1/2IN , Aluminum, Viton Seals

    OPW Engineered Systems
    OP3620-0152
    Swivel Joint, 1-1/2IN , Aluminum, Viton Seals
    $290.00 / EA
    Picture of Swivel Joint, 1-1/2IN Carbon Steel, Style 60

    Swivel Joint, 1-1/2IN Carbon Steel, Style 60

    OPW Engineered Systems
    OP3260-0152
    Swivel Joint, 1-1/2IN Carbon Steel, Style 60
    $1,000.00 / EA
    Picture of Swivel Joint, 1-1/2IN Ductile Iron / Buna

    Swivel Joint, 1-1/2IN Ductile Iron / Buna

    OPW Engineered Systems
    OP3830-0151
    Swivel Joint, 1-1/2IN Ductile Iron / Buna
    $321.00 / EA
    Picture of Swivel Joint, 2" FPT, Ductile Iron, Buna Seal

    Swivel Joint, 2" FPT, Ductile Iron, Buna Seal

    OPW Engineered Systems
    OP3830-0201
    Swivel Joint, OPW, 2IN Fpt Ductile Iron, Style 30, Buna Seal
    $461.00 / EA
    Picture of Swivel Joint, 2" FPT, Ductile Iron, Teflon Seal

    Swivel Joint, 2" FPT, Ductile Iron, Teflon Seal

    OPW Engineered Systems
    OP3830-0203
    Swivel Joint, OPW, 2IN FPT, Ductile Iron, Style 30, Teflon Seal
    $477.00 / EA
    Picture of Swivel Joint, 2IN Aluminum / Buna

    Swivel Joint, 2IN Aluminum / Buna

    OPW Engineered Systems
    OP3630-0201
    Swivel Joint, 2IN Aluminum / Buna
    $424.00 / EA
    Picture of Swivel Joint, 2IN Aluminum Swivel Joint, Viton Seals

    Swivel Joint, 2IN Aluminum Swivel Joint, Viton Seals

    OPW Engineered Systems
    OP3620-0202
    Swivel Joint, 2IN Aluminum Swivel Joint, Viton Seals
    $430.00 / EA
    Picture of Swivel Joint, 2IN Ductile Iron / Buna

    Swivel Joint, 2IN Ductile Iron / Buna

    OPW Engineered Systems
    OP3820-0201
    Swivel Joint, 2IN Ductile Iron / Buna
    $401.00 / EA
    Picture of Swivel Joint, 2IN Ductile Iron / Teflon

    Swivel Joint, 2IN Ductile Iron / Teflon

    OPW Engineered Systems
    OP3820-0203
    Swivel Joint, 2IN Ductile Iron / Teflon
    $463.00 / EA
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