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Knuckle Joints

A knuckle joint is a type of pin joint used to join two components that are loaded in tension. One component has a fork with a hole passing through both sides, forming a double eye, while the other component has a single eye. The single eye is inserted between the double eyes so that all three holes are concentric and a pin is used to secure the components. Knuckle joints are often used to connect rods subjected to tension in structures such as roof ties, bridges, and cranes. The links of a chain are also considered a series of knuckle joints. Simplicity means that knuckle joints are easily manufactured while being strong and rigid under tension loads. They’re also easily assembled and disassembled.
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    Knuckle Joints − Fixed

    Knuckle Joints − Fixed

    MISUMI

    Knuckle joints with fixed dimensions. Pins are included as an accessory.

    • Volume Discount
    CAD :
    2D / 3D
    Mounting Method Thread Size M(mm) Type Thread Pitch(mm) Material Accessories Included
    - M3 ~ M18 Single Notched Knuckle Joints / Double Notched Knuckle Joints 0.5 ~ 1.5 Steel / Stainless Steel / Cast Iron Included
    From: ₹ 549.00
    Days to Ship: 6 Day(s) or more
    day to ship 6 Day(s) or more
  • You can add up to 6 items per a category to the compare list.

    SSD Double Clevis Knuckle Joint

    SSD Double Clevis Knuckle Joint

    CKD

    Mounting bracket to be attached to the cylinder.
    [Features]
    ·Available as a double knuckle joint (Y/Y2).
    [Applications]
    ·For SSD series.

    CAD :
    2D / 3D
    Mounting Method Thread Size M(mm) Type Thread Pitch(mm) Material Accessories Included
    - M5 ~ M18 Double Notched Knuckle Joints 0.8 ~ 1.5 - Included
    From: ₹ 848.36
    Days to Ship: 5 Day(s) or more
    day to ship 5 Day(s) or more
  • You can add up to 6 items per a category to the compare list.

    Fittings for CMK2/CMA2/CKV2/JSK2/JSM2, Double Knuckle Joint

    Fittings for CMK2/CMA2/CKV2/JSK2/JSM2, Double Knuckle Joint

    CKD

    Double notched knuckle for cylinder CMK2, CMA2, CKV2, JSK2, JSM2. Pins and retaining rings are attached.

    Mounting Method Thread Size M(mm) Type Thread Pitch(mm) Material Accessories Included
    - M12 Double Notched Knuckle Joints 1.5 Steel Included
    From: ₹ 1,650.85
    Days to Ship: 5 Day(s) or more
    day to ship 5 Day(s) or more
  • You can add up to 6 items per a category to the compare list.

    Double Notched Knuckle Joint for SCM

    Double Notched Knuckle Joint for SCM

    CKD

    Double notched knuckle for SCA2, JSC3, USC, HCA. Pins and retaining rings are attached.

    Mounting Method Thread Size M(mm) Type Thread Pitch(mm) Material Accessories Included
    Tapped M8 ~ M26 Double Notched Knuckle Joints 1.25 ~ 1.5 Steel / Cast Iron Included
    From: ₹ 1,305.91
    Days to Ship: 5 Day(s) or more
    day to ship 5 Day(s) or more
  • You can add up to 6 items per a category to the compare list.

    Double Notched Knuckle Metal Joint for SCA2/JSC3/USC/HCA

    Double Notched Knuckle Metal Joint for SCA2/JSC3/USC/HCA

    CKD

    Double notched knuckle for SCA2, JSC3, USC, HCA. Pins and retaining rings are attached.

    Mounting Method Thread Size M(mm) Type Thread Pitch(mm) Material Accessories Included
    - M14 ~ M26 Double Notched Knuckle Joints 1.5 Cast Iron Included
    From: ₹ 2,337.02
    Days to Ship: 5 Day(s) or more
    day to ship 5 Day(s) or more
  • You can add up to 6 items per a category to the compare list.

    Double knuckle Joint for CMK2/CMA2/CKV2/JSK2/JSM2/HCA Brackets

    Double knuckle Joint for CMK2/CMA2/CKV2/JSK2/JSM2/HCA Brackets

    CKD

    Double notched knuckle for cylinder CMK2, CMA2, CKV2, JSK2, JSM2, HCA. Pin and washer split pin are attached.

    Mounting Method Thread Size M(mm) Type Thread Pitch(mm) Material Accessories Included
    - M8 Double Notched Knuckle Joints 1 Steel Included
    From: ₹ 1,607.24
    Days to Ship: 5 Day(s) or more
    day to ship 5 Day(s) or more
  • You can add up to 6 items per a category to the compare list.

    Double Knuckle Joint Pin for CMK2, CMA2, CKV2, JSK2, JSM2 Brackets

    Double Knuckle Joint Pin for CMK2, CMA2, CKV2, JSK2, JSM2 Brackets

    CKD

    Double notched knuckle for SSD. Pin (including ring) is attached.

    Mounting Method Thread Size M(mm) Type Thread Pitch(mm) Material Accessories Included
    - - Accessories - Steel Included
    From: ₹ 472.94
    Days to Ship: 5 Day(s) or more
    day to ship 5 Day(s) or more
  • You can add up to 6 items per a category to the compare list.

    Brackets for SCG, JSG Double Notched Knuckle Joint

    Brackets for SCG, JSG Double Notched Knuckle Joint

    CKD

    Double notched knuckle for SCG, JSG. Pins and split pins / flat washers are attached.

    Mounting Method Thread Size M(mm) Type Thread Pitch(mm) Material Accessories Included
    - M14 Double Notched Knuckle Joints 1.5 Cast Iron Included
    From: ₹ 2,647.44
    Days to Ship: 13 Day(s) or more
    day to ship 13 Day(s) or more
  • You can add up to 6 items per a category to the compare list.

    Single Knuckle Joint for CMK2, CMA2, CKV2, JSK2, JSM2 Brackets

    Single Knuckle Joint for CMK2, CMA2, CKV2, JSK2, JSM2 Brackets

    CKD

    Double notched knuckle for SCM. Pins and retaining rings are attached.

    Mounting Method Thread Size M(mm) Type Thread Pitch(mm) Material Accessories Included
    Tapped M12 Single Notched Knuckle Joints 1.5 Steel Included
    From: ₹ 1,331.71
    Days to Ship: 5 Day(s) or more
    day to ship 5 Day(s) or more
  • You can add up to 6 items per a category to the compare list.

    SCA2, JSC3, USC, and HCA Metal Fixture, Single Crevice Knuckle Joint

    SCA2, JSC3, USC, and HCA Metal Fixture, Single Crevice Knuckle Joint

    CKD

    Single knuckle for HCM Pins and retaining rings are not included in accessories.

    Mounting Method Thread Size M(mm) Type Thread Pitch(mm) Material Accessories Included
    Tapped M14 ~ M26 Single Notched Knuckle Joints 1.5 Cast Iron Included
    From: ₹ 1,592.31
    Days to Ship: 5 Day(s) or more
    day to ship 5 Day(s) or more
Brand
Product Series
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From
Days to Ship
Mounting Method
Thread Size M(mm)
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Accessories Included

    You can add up to 6 items per a category to the compare list.

    Knuckle Joints − Fixed

        You can add up to 6 items per a category to the compare list.

        SSD Double Clevis Knuckle Joint

            You can add up to 6 items per a category to the compare list.

            Fittings for CMK2/CMA2/CKV2/JSK2/JSM2, Double Knuckle Joint

                You can add up to 6 items per a category to the compare list.

                Double Notched Knuckle Joint for SCM

                    You can add up to 6 items per a category to the compare list.

                    Double Notched Knuckle Metal Joint for SCA2/JSC3/USC/HCA

                        You can add up to 6 items per a category to the compare list.

                        Double knuckle Joint for CMK2/CMA2/CKV2/JSK2/JSM2/HCA Brackets

                            You can add up to 6 items per a category to the compare list.

                            Double Knuckle Joint Pin for CMK2, CMA2, CKV2, JSK2, JSM2 Brackets

                                You can add up to 6 items per a category to the compare list.

                                Brackets for SCG, JSG Double Notched Knuckle Joint

                                    You can add up to 6 items per a category to the compare list.

                                    Single Knuckle Joint for CMK2, CMA2, CKV2, JSK2, JSM2 Brackets

                                        You can add up to 6 items per a category to the compare list.

                                        SCA2, JSC3, USC, and HCA Metal Fixture, Single Crevice Knuckle Joint
                                          Brand

                                          MISUMI

                                          CKD

                                          CKD

                                          CKD

                                          CKD

                                          CKD

                                          CKD

                                          CKD

                                          CKD

                                          CKD

                                          Product Series

                                          Knuckle Joints − Fixed

                                          SSD Double Clevis Knuckle Joint

                                          Fittings for CMK2/CMA2/CKV2/JSK2/JSM2, Double Knuckle Joint

                                          Double Notched Knuckle Joint for SCM

                                          Double Notched Knuckle Metal Joint for SCA2/JSC3/USC/HCA

                                          Double knuckle Joint for CMK2/CMA2/CKV2/JSK2/JSM2/HCA Brackets

                                          Double Knuckle Joint Pin for CMK2, CMA2, CKV2, JSK2, JSM2 Brackets

                                          Brackets for SCG, JSG Double Notched Knuckle Joint

                                          Single Knuckle Joint for CMK2, CMA2, CKV2, JSK2, JSM2 Brackets

                                          SCA2, JSC3, USC, and HCA Metal Fixture, Single Crevice Knuckle Joint

                                          CAD
                                          • 2D / 3D
                                          • 2D / 3D
                                          From

                                          ₹ 549.00

                                          ₹ 848.36

                                          ₹ 1,650.85

                                          ₹ 1,305.91

                                          ₹ 2,337.02

                                          ₹ 1,607.24

                                          ₹ 472.94

                                          ₹ 2,647.44

                                          ₹ 1,331.71

                                          ₹ 1,592.31

                                          Days to Ship 6 Day(s) or more 5 Day(s) or more 5 Day(s) or more 5 Day(s) or more 5 Day(s) or more 5 Day(s) or more 5 Day(s) or more 13 Day(s) or more 5 Day(s) or more 5 Day(s) or more
                                          Mounting Method---Tapped----TappedTapped
                                          Thread Size M(mm)M3 ~ M18M5 ~ M18M12M8 ~ M26M14 ~ M26M8-M14M12M14 ~ M26
                                          TypeSingle Notched Knuckle Joints / Double Notched Knuckle JointsDouble Notched Knuckle JointsDouble Notched Knuckle JointsDouble Notched Knuckle JointsDouble Notched Knuckle JointsDouble Notched Knuckle JointsAccessoriesDouble Notched Knuckle JointsSingle Notched Knuckle JointsSingle Notched Knuckle Joints
                                          Thread Pitch(mm)0.5 ~ 1.50.8 ~ 1.51.51.25 ~ 1.51.51-1.51.51.5
                                          MaterialSteel / Stainless Steel / Cast Iron-SteelSteel / Cast IronCast IronSteelSteelCast IronSteelCast Iron
                                          Accessories IncludedIncludedIncludedIncludedIncludedIncludedIncludedIncludedIncludedIncludedIncluded

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                                          1. 1

                                          Related Categories to Knuckle Joints

                                          FAQ Knuckle Joints

                                          Question: In what applications are knuckle joints typically used?
                                          Answer: knuckle joints are commonly utilized in mechanisms requiring controlled rotational movement. They find applications in steering systems for automobiles and aircraft, allowing for precise direction control. In industrial machinery, such as cranes and robotic arms, knuckle joints facilitate movement in specific directions, enhancing versatility. Moreover, they play a vital role in construction equipment like excavators and loaders, ensuring efficient operation. Additionally, knuckle joints feature prominently in material handling systems and medical devices, providing flexibility and controlled articulation for various functions in engineering work.
                                          Question: What materials are commonly used for knuckle joints?
                                          Answer: Knuckle joints, vital for controlled rotational movement, utilize diverse materials based on specific needs. Steel, including carbon, alloy, and stainless variants, offers durability and corrosion resistance, fitting for industrial applications. Aluminum alloys balance strength and lightness, favored in aerospace and automotive sectors. Brass and bronze, prized for corrosion resistance and malleability, find use in architectural and heavy-duty contexts. Titanium's exceptional strength-to-weight ratio and corrosion resistance suit aerospace and high-performance machinery. Material selection hinges on factors like strength, weight, corrosion resistance, and environmental conditions, ensuring optimal functionality in diverse applications.
                                          Question: How do you maintain a knuckle joint?
                                          Answer: Maintaining a knuckle joint involves routine checks and actions to ensure its smooth operation and longevity. First, inspect the joint regularly for wear, damage, or misalignment. Clean the joint to remove dirt and debris that can cause friction and premature wear. Apply lubrication as recommended by the manufacturer to reduce friction and prevent corrosion. Tighten any loose fasteners to maintain structural integrity. Replace worn or damaged components promptly to prevent further issues. Finally, conduct operational tests to verify proper functionality. By following these steps, you can ensure the knuckle joint operates effectively and safely, extending its service life and minimizing downtime.
                                          Question: How do you determine the correct size of a knuckle joint for a specific application?
                                          Answer: Determining the correct size of a knuckle joint involves a comprehensive assessment of various factors. This includes analyzing the application's load requirements (static and dynamic), considering the necessary range of motion, evaluating environmental conditions, accommodating space limitations, and addressing mounting considerations. applications on industry standards, guidelines, and possibly consultations with experts to ensure the selected size can effectively withstand expected loads and movements while fitting seamlessly into the application's requirements.
                                          Question: Are there any limitations to using knuckle joints?
                                          Answer: Knuckle joints have limitations, including wear and fatigue over time, particularly under high loads or harsh conditions. They may introduce backlash or play, impacting precision, and improper maintenance or lubrication can hasten wear. The designer must carefully consider these factors when integrating knuckle joints into designs, ensuring optimal performance and longevity.
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