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    Curved Jaw Coupling, 20 x 30mm

    5 out of 5 based on 2 reviews | Write a review
    Curved jaw coupling for CNC machine tools, Φd20mm, length 30mm, bore 4mm to 10mm, plum-blossom coupling with simple structure and strong bearing capacity, suitable for medium and high-speed occasions.
    SKU: ATO-SC-GFCG-2030
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    Delivery date: 6-12 days

    Plum curved coupling is made of high quality 304 stainless steel, Φd20mm, L 30mm, jaw coupling has good vibration damping, buffering and electrical insulation properties, widely used to connect CNC machine tools, engraving machines, servo motors and encoders.


    • Model: ATO-SC-GFCG-2030
    • Rated Torque: 4.2 Nm
    • Eccentricity Allowed: 0.02mm
    • Bore: 4 to 10mm
    • Allowable Declination: 1∠°
    • Allowable Axial Deviation: ±0.60mm
    • Allowable Speed: 17000rpm
    • Static Torsional Stiffness: 55 Nm/rad
    • Moment of Inertia: 1.1 x 10-6 Nm
    • Bushing Material: 304 Stainless steel
    • Rubber Block Material: Polyurethane imported from Germany
    • Surface Treatment: Polished
    • Weight: 43g
    • Certificate: ISO9001, REACH, RoHS
    • Warranty: 12 Months

    Plum Coupling Dimension (unit: mm)

    Jaw coupling dimension

    • d1/d2 Inner Diameter Size: 3-4-5-6-6.35-7-8-9-10
    • ΦD: 20
    • L: 30
    • LF: 19.1
    • LP: 8.6
    • F: 5.4
    • M: M3
    • Tightening Torque: 1.5 Nm

    Tips: Advantages of plum blossom coupling

    The plum-blossom coupling has a simple structure, no lubrication, easy maintenance, easy inspection, maintenance-free, and can run continuously for a long time. High-strength polyurethane elastic elements are wear-resistant and oil-resistant, have large bearing capacity, long service life, and are safe and reliable. Stable and reliable work, with good vibration damping, buffering and electrical insulation properties. Has large axial, radial and angular compensation capabilities. Simple structure, small radial size, light weight, small moment of inertia, suitable for medium and high speed occasions.

    Existing reviews of Curved Jaw Coupling, 20 x 30mm
    Durable jaw coupling
    I recently purchased a flexible jaw coupling for my industrial equipment. The coupling was easy to install and greatly reduced vibrations and noise during operation. The jaw coupling is also durable and has shown no signs of wear or tear after extended use.
    From: Ralap | Date: 06/03/2023
    Was this review helpful? Yes No (0/0)
    Low price, I will come back to buy other couplings
    Fast shipping, accurate hole position, only took a few minutes, I have already installed the jaw coupling, I will buy other models of couplings next time.
    From: Felix | Date: 28/04/2022
    Was this review helpful? Yes No (0/0)
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