• Check Valve - Bronze, Bronze Disc, Solder Ends, S-433-B


    Check Valve - Bronze, Bronze Disc, Solder Ends
    The NIBCO® bronze horizontal swing check valve has a Y-pattern design with renewable seat and disc. The swing check valve prevents backflow by automatically closing when fluid reverses direction. It features a screw-in bonnet for accessibility to repair or replace parts. The check valve is recommended for commercial and industrial steam, water, oil and gas services.
    View Submittal Sheet

    • 150 psi/10.3 bar saturated steam to 366°F/185°C
    • 300 psi/20.7 bar non-shock cold working pressure
    • Y-pattern
    • Renewable bronze disc
    • Regrindable seat
    • Class 150 solder end connections
    • Use in U.S. drinking water applications is prohibited after January 3, 2014
    • Conforms to MSS SP-80
    • Size range 4"
    SizeDescriptionUPCNIBCO #BIM/CADProp 65
    1/4S433B 1/4 CXC 150# CHECK BRZ DISC039923635365NJ7J004View 2DLead
    3/8S433B 3/8 CXC 150# CHECK BRZ DISC039923635372NJ7J005View 2DLead
    1/2S433B 1/2 CXC 150# CHECK BRZ DISC039923635389NJ7J006View 2DLead
    3/4S433BX 3/4 CLEANED FOR OXYGEN039923635754NJ7JW08View 2DLead
    3/4S433B 3/4 CXC 150# CHECK BRZ DISC039923635396NJ7J008View 2DLead
    1S433B 1 CXC 150# CHECK BRZ DISC039923635402NJ7J00AView 2DLead
    1S433BX 1 CLEANED FOR OXYGEN039923635761NJ7JW0AView 2DLead
    1 1/4S433B 11/4 CXC 150# CHECK BRZ DISC039923635419NJ7J00BView 2DLead
    1 1/2S433BX 1 1/2 CLEANED FOR OXYGEN039923635785NJ7JW0CView 2DLead
    1 1/2S433B 11/2 CXC 150# CHECK BRZ DISC039923635426NJ7J00CView 2DLead
    2S433BX 2 CLEANED FOR OXYGEN039923635792NJ7JW0DView 2DLead
    2S433B 2 CXC 150# CHECK BRZ DISC039923635433NJ7J00DView 2DLead
    2 1/2S433B 21/2 CXC 150# CHECK BRZ DISC039923635440NJ7J00EView 2DLead
    3S433BX 3 CLEANED FOR OXYGEN039923635815NJ7JW0FView 2DLead
    3S433B 3 CXC 150# CHECK BRZ DISC039923635457NJ7J00FView 2DLead
    4S433B 4 CXC 150# CHECK BRZ DISC039923635464NJ7J00HView 2DLead
    WarningWARNING: This product can expose you to chemicals including lead, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

    NIBCO® Pressure Rated Valves Warranty

    NIBCO INC. 125% LIMITED WARRANTY
    Applicable to NIBCO INC. Pressure Rated Metal Valves

    NIBCO INC. warrants each NIBCO® pressure rated metal valve to be free from defects in materials and workmanship under normal use and service for a period of five (5) years from date put into service.

    In the event any defect occurs which the owner believes is covered by this warranty, the owner should immediately contact NIBCO Technical Services, either in writing or by telephone at 1.888.446.4226 or 1.574.295.3000. The owner will be instructed to return said product, at the owner’s expense, to NIBCO INC., or an authorized representative for inspection. In the event said inspection discloses to the satisfaction of NIBCO INC. that said valve is defective, it will be replaced at the expense of NIBCO INC.. Replacements shall be shipped free of charge to the owner. In the event of the replacement of any valve, NIBCO INC. shall further pay the owner the greater of twenty-five (25%) percent of the price of the valve according to the published suggested list price schedule of NIBCO INC. in effect at the time of purchase, or ten ($10.00) dollars, to apply on the cost of the installation of said replacement valve.

    TO THE EXTENT PERMITTED BY LAW, THIS WARRANTY SPECIFICALLY EXCLUDES INCIDENTAL AND CONSEQUENTIAL DAMAGES OF EVERY TYPE AND DESCRIPTION RESULTING FROM ANY CLAIMED DEFECT IN MATERIAL OR WORKMANSHIP, INCLUDING BUT NOT LIMITED TO, PERSONAL INJURIES AND PROPERTY DAMAGES.

    Some states or countries do not allow the exclusion or limitation of incidental or consequential damages so these limitations may not apply to you. TO THE EXTENT PERMITTED BY LAW, IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE LIMITED IN DURATION.

    This warranty gives you specific legal rights, and you may also have other rights which vary from state to state and country to country.

    To the best of our knowledge, the information contained in this publication is accurate. However, NIBCO does not assume any liability whatsoever for the accuracy or completeness of such information. Final determinations of the suitability of any information or product for the use to be contemplated is the sole responsibility of the user. The manner of that use, and whether there is any infringement of patents, is also the sole responsibility of the user.

    Pressure Rated Valves

    State quantity, figure number and size for each valve or fitting you wish to order. See individual catalog pages for specific product designations.

    HOW MANY TO ORDER
    NIBCO® valves and fittings are decimal packed for your convenience in handling, shipping and stock-keeping. Number in master carton varies with item.

    POLICY ON RETURNS TO FACTORY

    No NIBCO® valves and fittings are to be returned without prior written agreement. Transportation must be prepaid. A 20% charge will be made to cover cost of rehandling and reinspection.  

    TECHNICAL ASSISTANCE

    Engineers, contractors, wholesalers or manufacturers may obtain special or technical assistance from any factory representative of NIBCO. Write, fax or phone.

    NIBCO INC.
    World Headquarters
    1516 Middlebury Street
    Elkhart, IN 46516-4740
    USA

    PH: 1.574.295.3000 or 1.888.446.4226
    FAX: 1.574.295.3307 or 1.888.336.4226