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Power Transmission

Couplings Collars and Adapters

  • Flex Coupling Hubs

    Widely used in the maintenance and repair of pumps, bearings and seals. Available in different materials, body styles, bore diameters, hub diameters and heights

  • Flex Coupling Inserts

    Intended for use with conveyors, mixers, compressors, pumps, blowers and motors. Can operate at temperatures ranging from -65 to 275 degrees F and are available in different body styles, insert materials and lengths

  • Jaw Coupling Spiders

    Designed to minimise shock between coupling hubs and for accommodating axial, angular and parallel misalignments. Offered in urethane, Buna-N and Hytrel variants in different heights and lengths


  • Tapered and QD Bushings

    Ideal for applications with gears, sheaves, sprockets, timing pulleys and components having matching QD bores. Offered in different bore diameters, materials, bore bushing series and lengths

Power Transmission Belts

  • Belt Accessories

    Includes a plastic gauge featuring embedded grooves to check V-belt profiles and sheaves for dimensional errors and wear

Sheaves and Pulleys

  • V-Belt Pulleys

    Used for transmitting power between two parallel axes and are compatible with V-belt Sections 4L, 5L, A, AX, B, and BX

TB Wood's Incorporated, a brand of Altra Industrial Motion, offers quality industrial couplings and belted drive solutions for applications in pumps, elevators, escalators and packaging machinery. The company's line of products includes couplings, belted drives, commercial castings, clutches, brakes and hydrostatic speed variators.
The TB Wood's Coupling catalogue comprises Sure-Flex Plus, Form-Flex, Torsiflex-I Disc, Dura-Flex, L-Jaw, G-Flex grid and rigid couplings. The ATEX-compliant TB Wood's Sure-Flex couplings feature a four-way flexing action to minimise shocks and accommodate misalignment. These couplings have a high torque rating and a flexible design, which eliminates the need for lubrication. The company also offers a complete line of v-belt pulleys in different bore diameters for different shaft sizes. You can choose from a broad range of these products on Raptor Supplies, one of the authorised TB Wood's distributors.