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Knuckle Joints(Thread Size M:M4)

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 a

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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Thread Size M(mm): M4
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    Knuckle Joints − Fixed
    • On Sale Till 31/03/2025

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      Knuckle Joints - Tapped, Configurable

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              Knuckle Joints - Extra Short

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                  Knuckle Joints - Threaded, Configurable

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                          Fittings for SCP※2, Single Knuckle Joint

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                              SCP *2 Bracket Double Knuckle Joint
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                                Product SeriesDòng sản phẩm

                                Knuckle Joints − Fixed

                                Knuckle Joints - Tapped, Configurable

                                Knuckle Joints - B Selectable

                                Knuckle Joints - Extra Short

                                Knuckle Joints - Threaded, Configurable

                                Knuckle Joints - Tool Less

                                Fittings for SCP※2, Single Knuckle Joint

                                SCP *2 Bracket Double Knuckle Joint

                                CADCAD
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                                165,155 VND

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                                On Sale Till 31/03/2025

                                1,077,384 VND

                                404,019 VND

                                298,816 VND

                                338,658 VND

                                Days to ShipSố ngày giao hàng 4 Day(s) or more 6 Day(s) or more 9 Day(s) 6 Day(s) or more 8 Day(s) or more 6 Day(s) or more 6 Day(s) or more 6 Day(s) or more
                                Mounting Method-TappedTapped-Threaded-Tapped-
                                Thread Size M(mm)M4M4M4M4M4M4M4M4
                                TypeSingle Notched Knuckle Joints / Double Notched Knuckle JointsSingle Notched Knuckle Joints / Double Notched Knuckle JointsSingle Notched Knuckle Joints / Double Notched Knuckle JointsSingle Notched Knuckle JointsSingle Notched Knuckle Joints / Double Notched Knuckle JointsDouble Notched Knuckle JointsSingle Notched Knuckle JointsDouble Notched Knuckle Joints
                                Thread Pitch(mm)0.70.70.70.70.7---
                                MaterialStainless Steel ~ SteelStainless Steel ~ SteelStainless Steel ~ SteelStainless Steel ~ SteelStainless Steel ~ SteelStainless Steel ~ SteelSteelSteel
                                Accessories IncludedIncludedNot IncludedNot IncludedNot IncludedNot IncludedNot IncludedNot IncludedIncluded
                                BrandNhãn hiệu
                                Product SeriesDòng sản phẩm

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

                                  Knuckle Joints − Fixed
                                  • On Sale Till 31/03/2025

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

                                    Knuckle Joints - Tapped, Configurable

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

                                        Knuckle Joints - B Selectable

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

                                            Knuckle Joints - Extra Short

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                                                Knuckle Joints - Threaded, Configurable

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

                                                    Knuckle Joints - Tool Less

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

                                                        Fittings for SCP※2, Single Knuckle Joint

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

                                                            SCP *2 Bracket Double Knuckle Joint
                                                              BrandNhãn hiệu

                                                              MISUMI

                                                              MISUMI

                                                              MISUMI

                                                              MISUMI

                                                              MISUMI

                                                              MISUMI

                                                              CKD

                                                              CKD

                                                              Product SeriesDòng sản phẩm

                                                              Knuckle Joints − Fixed

                                                              Knuckle Joints - Tapped, Configurable

                                                              Knuckle Joints - B Selectable

                                                              Knuckle Joints - Extra Short

                                                              Knuckle Joints - Threaded, Configurable

                                                              Knuckle Joints - Tool Less

                                                              Fittings for SCP※2, Single Knuckle Joint

                                                              SCP *2 Bracket Double Knuckle Joint

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                                                              Application example related to this categoryVí dụ ứng dụng liên quan đến danh mục này

                                                              Related Categories to Knuckle JointsDanh mục liên quan đến 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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