Water & Wastewater

Gas Compressors

TB Wood's

Sure-Flex Plus® Couplings


For over 50 years, TB Wood’s has led the coupling industry with the original TB Wood’s Sure-Flex design. And we haven’t stopped innovating: this industry favorite just got even better.

Our new Sure-Flex Plus® EPDM and Neoprene sleeves are best-in-class for coupling performance and value. Their 4-way flexing action absorbs virtually all types of shock, misalignment, and end float. With Sure-Flex couplings, the need for lubrication and maintenance is eliminated. As a result, these couplings provide clean, dependable, and quiet performance for a variety of applications.

Featured Application Stories

    • High Torque Rating - 30% Increased Torque Rating, EPDM and Neoprene
    • Longer Life - Sure-Flex Plus Lasts Over 3X Longer than the Competition
    • Better Value - Save Money Using a Smaller Coupling
    • Interchangeable - Retrofits to Existing Flanges
    • Up to 8.20 kNm; 72,480 in.lb.
    • 7 to 21 degree torsional wind-up
    • Bored-to-size, spacer, bushed flange, and clamp flange designs in stock
    • Flexible design accommodates misalignment and protects equipment
    • No lubrication required
    • One-piece, split and two-piece sleeve constructions allow for easy installation under any conditions
    • ATEX Compliant
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