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 193–204 of 428 results

  • ACR112-10-8 Helical A Series Flexible Aluminum Integral Clamp Couplings

    ACR112-10-8

    Outside Diameter: 1 1/8 in
    Length: 1 1/2 in
    Major Bore: 5/16 in
    Minor Bore: 1/4 in

  • ACR112-10MM-12 Helical A Series Flexible Aluminum Integral Clamp Couplings

    ACR112-10MM-12

    Outside Diameter: 1 1/8 in
    Length: 1 1/2 in
    Major Bore: 10 mm
    Minor Bore: 3/8 in

  • ACR112-10MM-8 Helical A Series Flexible Aluminum Integral Clamp Couplings

    ACR112-10MM-8

    Outside Diameter: 1 1/8 in
    Length: 1 1/2 in
    Major Bore: 10 mm
    Minor Bore: 1/4 in

  • ACR112-11MM-12 Helical A Series Flexible Aluminum Integral Clamp Couplings

    ACR112-11MM-12

    Outside Diameter: 1 1/8 in
    Length: 1 1/2 in
    Major Bore: 11 mm
    Minor Bore: 3/8 in

  • ACR112-11MM-8 Helical A Series Flexible Aluminum Integral Clamp Couplings

    ACR112-11MM-8

    Outside Diameter: 1 1/8 in
    Length: 1 1/2 in
    Major Bore: 11 mm
    Minor Bore: 1/4 in

  • ACR112-11MM-8MM Helical A Series Flexible Aluminum Integral Clamp Couplings

    ACR112-11MM-8MM

    Outside Diameter: 1 1/8 in
    Length: 1 1/2 in
    Major Bore: 11 mm
    Minor Bore: 8 mm

  • ACR112-12-10 Helical A Series Flexible Aluminum Integral Clamp Couplings

    ACR112-12-10

    Outside Diameter: 1 1/8 in
    Length: 1 1/2 in
    Major Bore: 3/8 in
    Minor Bore: 5/16 in

  • ACR112-12-12 Helical A Series Flexible Aluminum Integral Clamp Couplings

    ACR112-12-12

    Outside Diameter: 1 1/8 in
    Length: 1 1/2 in
    Major Bore: 3/8 in
    Minor Bore: 3/8 in

  • ACR112-12-6MM Helical A Series Flexible Aluminum Integral Clamp Couplings

    ACR112-12-6MM

    Outside Diameter: 1 1/8 in
    Length: 1 1/2 in
    Major Bore: 3/8 in
    Minor Bore: 6 mm

  • ACR112-12-8 Helical A Series Flexible Aluminum Integral Clamp Couplings

    ACR112-12-8

    Outside Diameter: 1 1/8 in
    Length: 1 1/2 in
    Major Bore: 3/8 in
    Minor Bore: 1/4 in

  • ACR112-12-8MM Helical A Series Flexible Aluminum Integral Clamp Couplings

    ACR112-12-8MM

    Outside Diameter: 1 1/8 in
    Length: 1 1/2 in
    Major Bore: 3/8 in
    Minor Bore: 8 mm

  • ACR112-12MM-12 Helical A Series Flexible Aluminum Integral Clamp Couplings

    ACR112-12MM-12

    Outside Diameter: 1 1/8 in
    Length: 1 1/2 in
    Major Bore: 12 mm
    Minor Bore: 3/8 in

Scroll to Top