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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 Swivel Joint, 3IN, Teflon, Flanged X FPT, UFLH or DFRH

    Swivel Joint, 3IN, Teflon, Flanged X FPT, UFLH or DFRH

    OPW Engineered Systems
    OP3856FO-303
    Swivel Joint, 3IN, Teflon, Flanged X FPT, UFLH or DFRH
    $1,749.00 / EA
    Picture of Swivel Joint, 3INAluminum / Viton

    Swivel Joint, 3INAluminum / Viton

    OPW Engineered Systems
    OP3660-0302
    Swivel Joint, 3INAluminum / Viton
    $919.00 / EA
    Picture of Swivel Joint, 4" FPT, Carbon Steel, Teflon Seal, for use with 790 spring balances with Lugs

    Swivel Joint, 4" FPT, Carbon Steel, Teflon Seal, for use with 790 spring balances with Lugs

    OPW Engineered Systems
    OP3458FO-403
    Swivel, 4IN, Carbon Steel (Fabricated), Flanged X Fpt, Teflon, Upfeed Righthand (or Downfeed Lefthand)
    $3,761.00 / EA
    Picture of Swivel Joint, 4" FPT, Ductile Iron, Buna Seal

    Swivel Joint, 4" FPT, Ductile Iron, Buna Seal

    OPW Engineered Systems
    OP3830-0401
    Swivel Joint, OPW, 4IN Fpt Ductile Iron, Style 30, Buna Seal
    $979.00 / EA
    Picture of Swivel Joint, 4" FPT, Ductile Iron, Buna Seal

    Swivel Joint, 4" FPT, Ductile Iron, Buna Seal

    OPW Engineered Systems
    OP3840-0401
    Swivel Joint, OPW, 4IN FPT, Ductile Iron, Style 40, Buna Seals
    $1,048.00 / EA
    Picture of Swivel Joint, 4" FPT, Ductile Iron, Buna Seal, for use with 790 spring balances with Lugs

    Swivel Joint, 4" FPT, Ductile Iron, Buna Seal, for use with 790 spring balances with Lugs

    OPW Engineered Systems
    OP3858FO-0401
    Swivel, Ductile Iron, 4IN, Flange x FPT, Buna, Style 58
    $2,057.00 / EA
    Picture of Swivel Joint, 4" FPT, Ductile Iron, Teflon Seal

    Swivel Joint, 4" FPT, Ductile Iron, Teflon Seal

    OPW Engineered Systems
    OP3830-0403
    Swivel Joint, OPW, 4IN Fpt Ductile Iron, Style 30, Teflon Seal
    $1,035.00 / EA
    Picture of Swivel Joint, 4" FPT, Ductile Iron, Teflon Seal, E-Coated

    Swivel Joint, 4" FPT, Ductile Iron, Teflon Seal, E-Coated

    OPW Engineered Systems
    OP3840-0403
    Swivel Joint, OPW, 4IN FPT, Ductile Iron, Style 40, Teflon Seals
    $1,174.00 / EA
    Picture of Swivel Joint, 4" FPT, Ductile Iron, Teflon Seal, for use with 790 spring balances with Lugs

    Swivel Joint, 4" FPT, Ductile Iron, Teflon Seal, for use with 790 spring balances with Lugs

    OPW Engineered Systems
    OP3858FO-0403
    Swivel Joint, 4IN, Ductile Iron, Flange X FPT, Teflon, Upfeed Righthand (or Downfeed Lefthand), Style 58
    $2,300.00 / EA
    Picture of Swivel Joint, 4" FPT, Stainless Steel, Teflon Seal, for use with 790 spring balances with Lugs

    Swivel Joint, 4" FPT, Stainless Steel, Teflon Seal, for use with 790 spring balances with Lugs

    OPW Engineered Systems
    OP3958FO-403
    Swivel Joint, 4IN, Stainless Steel (Fabricated), Flanged X Fpt, Teflon Seals, Upfeed Righthand (UFRH) or Downfeed Lefthand (DFLH)
    $8,109.00 / EA
    Picture of Swivel Joint, 4IN Aluminum, Buna

    Swivel Joint, 4IN Aluminum, Buna

    OPW Engineered Systems
    OP3640-0401
    Swivel Joint, 4IN Aluminum, Buna
    $768.00 / EA
    Picture of Swivel Joint, 4IN Aluminum, Buna, Fpt Ends

    Swivel Joint, 4IN Aluminum, Buna, Fpt Ends

    OPW Engineered Systems
    OP3630-0401
    Swivel Joint, 4IN Aluminum, Buna, Fpt Ends
    $631.00 / EA
    Picture of Swivel Joint, 4IN CS, 150 Lb Flange, Teflon, SSBB

    Swivel Joint, 4IN CS, 150 Lb Flange, Teflon, SSBB

    OPW Engineered Systems
    OP3420F-403-S
    Swivel Joint, 4IN CS, 150 Lb Flange, Teflon, SSBB
    Call for pricing / EA
    Picture of Swivel Joint, 4IN CS, 4IN Flange X 4IN Flange, BUNA

    Swivel Joint, 4IN CS, 4IN Flange X 4IN Flange, BUNA

    OPW Engineered Systems
    OP3430F-0401
    Swivel Joint, 4IN CS, 4IN Flange X 4IN Flange, BUNA
    Call for pricing / EA
    Picture of Swivel Joint, 4IN CS, 4IN Flange X 4INFpt / Viton

    Swivel Joint, 4IN CS, 4IN Flange X 4INFpt / Viton

    OPW Engineered Systems
    OP3430FO-0402
    Swivel Joint, 4IN CS, 4IN Flange X 4INFpt / Viton
    $1,604.00 / EA
    Picture of Swivel Joint, 4IN Di Zinc Plated / Buna

    Swivel Joint, 4IN Di Zinc Plated / Buna

    OPW Engineered Systems
    OP3860ZP-0401
    Swivel Joint, 4IN Di Zinc Plated / Buna
    Call for pricing / EA
    Picture of Swivel Joint, 4IN Di, Zinc Plated, Flanged, Teflon

    Swivel Joint, 4IN Di, Zinc Plated, Flanged, Teflon

    OPW Engineered Systems
    OP3860FZP-0403
    Swivel Joint, 4IN Di, Zinc Plated, Flanged, Teflon
    Call for pricing / EA
    Picture of Swivel Joint, 4IN Ductile Iron / Buna

    Swivel Joint, 4IN Ductile Iron / Buna

    OPW Engineered Systems
    OP3820-0401
    Swivel Joint, 4IN Ductile Iron / Buna
    $893.00 / EA
    Picture of Swivel Joint, 4IN Ductile Iron / Teflon

    Swivel Joint, 4IN Ductile Iron / Teflon

    OPW Engineered Systems
    OP3820-0403
    Swivel Joint, 4IN Ductile Iron / Teflon
    Call for pricing / EA
    Picture of Swivel Joint, 4IN Ductile Iron / Viton

    Swivel Joint, 4IN Ductile Iron / Viton

    OPW Engineered Systems
    OP3850-0402
    Swivel Joint, 4IN Ductile Iron / Viton
    $1,654.00 / EA
    Picture of Swivel Joint, 4IN Ductile Iron Zinc Plated / Buna

    Swivel Joint, 4IN Ductile Iron Zinc Plated / Buna

    OPW Engineered Systems
    OP3850ZP-0401
    Swivel Joint, 4IN Ductile Iron Zinc Plated / Buna
    Call for pricing / EA
    Picture of Swivel Joint, 4IN Ductile Iron Zinc Plated / Teflon

    Swivel Joint, 4IN Ductile Iron Zinc Plated / Teflon

    OPW Engineered Systems
    OP3850ZP-0403
    Swivel Joint, 4IN Ductile Iron Zinc Plated / Teflon
    Call for pricing / EA
    Picture of Swivel Joint, 4IN Ductile Iron, E Coated/Buna

    Swivel Joint, 4IN Ductile Iron, E Coated/Buna

    OPW Engineered Systems
    OP3830ZP-0401
    Swivel Joint, 4IN Ductile Iron, E Coated/Buna
    Call for pricing / EA
    Picture of Swivel Joint, 4IN Fabric. Steel, Style30 / Buna

    Swivel Joint, 4IN Fabric. Steel, Style30 / Buna

    OPW Engineered Systems
    OP3430-0401
    Swivel Joint, 4IN Fabric. Steel, Style30 / Buna
    $1,558.00 / EA
    Picture of Swivel Joint, 4IN Steel, Buna, Flanged

    Swivel Joint, 4IN Steel, Buna, Flanged

    OPW Engineered Systems
    OP3420F-0401
    Swivel Joint, 4IN Steel, Buna, Flanged
    $1,503.00 / EA
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