A Series

Helical A Series Flexible Aluminum Couplings meet performance demands over a wide range of applications, including drive systems for encoders, instrumentation, lead screws, small pumps, feed rollers and anywhere a light to medium duty, torsionally flexible coupling is required.

Helical A Series Flexible Aluminum Couplings is Helical’s most popular coupling due to an array of options, in a variety of diameter sizes, that allows you to tailor the A Series to your specific applications. Helical A Series Flexible Couplings feature no maintenance and shaft sizes from 3/32” to 3/4”. Helical A Series Flexible Aluminum Couplings are available in a 7075-T6 Aluminum Alloy material, and with an Integral Clamp or Set Screw attachment.

Showing 97–108 of 428 results

  • ACR062-4-3MM Helical A Series Flexible Aluminum Integral Clamp Couplings

    ACR062-4-3MM

    Outside Diameter: 5/8 in
    Length: 0.80 in
    Major Bore: 1/8 in
    Minor Bore: 3 mm

  • ACR062-4MM-4MM Helical A Series Flexible Aluminum Integral Clamp Couplings

    ACR062-4MM-4MM

    Outside Diameter: 5/8 in
    Length: 0.80 in
    Major Bore: 4 mm
    Minor Bore: 4 mm

  • ACR062-5-4 Helical A Series Flexible Aluminum Integral Clamp Couplings

    ACR062-5-4

    Outside Diameter: 5/8 in
    Length: 0.80 in
    Major Bore: 5/32 in
    Minor Bore: 1/8 in

  • ACR062-5-5 Helical A Series Flexible Aluminum Integral Clamp Couplings

    ACR062-5-5

    Outside Diameter: 5/8 in
    Length: 0.80 in
    Major Bore: 5/32 in
    Minor Bore: 5/32 in

  • ACR062-5MM-3MM Helical A Series Flexible Aluminum Integral Clamp Couplings

    ACR062-5MM-3MM

    Outside Diameter: 5/8 in
    Length: 0.80 in
    Major Bore: 5 mm
    Minor Bore: 3 mm

  • ACR062-5MM-4 Helical A Series Flexible Aluminum Integral Clamp Couplings

    ACR062-5MM-4

    Outside Diameter: 5/8 in
    Length: 0.80 in
    Major Bore: 5 mm
    Minor Bore: 1/8 in

  • ACR062-5MM-5MM Helical A Series Flexible Aluminum Integral Clamp Couplings

    ACR062-5MM-5MM

    Outside Diameter: 5/8 in
    Length: 0.80 in
    Major Bore: 5 mm
    Minor Bore: 5 mm

  • ACR062-5MM-6 Helical A Series Flexible Aluminum Integral Clamp Couplings

    ACR062-5MM-6

    Outside Diameter: 5/8 in
    Length: 0.80 in
    Major Bore: 5 mm
    Minor Bore: 3/16 in

  • ACR062-6-2.3MM Helical A Series Flexible Aluminum Integral Clamp Couplings

    ACR062-6-2.3MM

    Outside Diameter: 5/8 in
    Length: 0.80 in
    Major Bore: 3/16 in
    Minor Bore: 2.3 mm

  • ACR062-6-2MM Helical A Series Flexible Aluminum Integral Clamp Couplings

    ACR062-6-2MM

    Outside Diameter: 5/8 in
    Length: 0.80 in
    Major Bore: 3/16 in
    Minor Bore: 2 mm

  • ACR062-6-3MM Helical A Series Flexible Aluminum Integral Clamp Couplings

    ACR062-6-3MM

    Outside Diameter: 5/8 in
    Length: 0.80 in
    Major Bore: 3/16 in
    Minor Bore: 3 mm

  • ACR062-6-4 Helical A Series Flexible Aluminum Integral Clamp Couplings

    ACR062-6-4

    Outside Diameter: 5/8 in
    Length: 0.80 in
    Major Bore: 3/16 in
    Minor Bore: 1/8 in

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