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  • การยกเลิกจำหน่ายสินค้าประเภทอุปกรณ์นิวเมติกส์ (Pneumatic equipment) รุ่น “Economy Series”​ | Notice of End of Sales for Economy Series Pneumatic Equipment Category > คลิก

Knuckle Joints(Type:Accessories)

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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  • You can add up to 6 items per a category to the compare list.
    Sale
    Knuckle Joint for Air Cylinder CJ2/CM2/CG1/CQ2 Series
    Until 31/03/2025

    Sale
    Until 31/03/2025

    Knuckle Joint for Air Cylinder CJ2/CM2/CG1/CQ2 Series

    SMC

    Knuckle joint for air cylinder CJ2/CM2/CG1 series and compact cylinder CQ2 series.

    [Please refer to the followings for the catalog]
    p. 63, CJ2 series
    pp. 189 and 190, CM2 series
    pp. 309 and 309-1, CG1 series
    p. 796, CQ2 series
    From: ฿ 27.20
    Special Price
    Days to Ship: day to ship Same day
    day to ship Same day
  • You can add up to 6 items per a category to the compare list.
    Knuckle Joint for Air Cylinder CA2 / CNA2 Series

    Knuckle Joint for Air Cylinder CA2 / CNA2 Series

    SMC

    - Knuckle Joint for Air Cylinder CA2 / CNA2 Series
    - CPD, I-_A and Y-_D are in the SMC Accessory Bracket series.
    - Type: Single Knuckle Joint, Double Knuckle Joint, Double Clevis Pin and Double Knuckle Pin.
    - Material: Rolled steel, Free cutting sulfur steel, Cast iron and Carbon steel.
    - Thread Size (M): 14, 18, 22 and 26 mm.
    - How to select Knuckle Joints for use please check with SMC and Misumi catalog.
    - Knuckle joints are commonly utilized in mechanisms requiring controlled rotational movement.
    From: ฿ 43.35
    Days to Ship: day to ship 3 Day(s)
    day to ship 3 Day(s)
  • You can add up to 6 items per a category to the compare list.
    Sale
    Knuckle Joint for Air Cylinder, MB/MB1/MNB Series
    Until 31/03/2025

    Sale
    Until 31/03/2025

    Knuckle Joint for Air Cylinder, MB/MB1/MNB Series

    SMC

    - Knuckle Joint for Air Cylinder, MB/MB1/MNB Series
    - CD-M, I-0, IY and Y-_M are in the SMC Accessory Bracket series.
    - Type: Single Knuckle Joint, Double Knuckle Joint, Double Clevis Pin and Double Knuckle Pin.
    - Material: Rolled steel, Free cutting sulfur steel, Cast iron and Carbon steel.
    - Knuckle joints are commonly utilized in mechanisms requiring controlled rotational movement.
    - How to select Knuckle Joints for use please check with SMC and Misumi catalog.
    From: ฿ 55.25
    Special Price
    Days to Ship: day to ship Same day
    day to ship Same day
  • You can add up to 6 items per a category to the compare list.
    Sale
    Knuckle Joint for Air Cylinder CS1, CNS, CLS Series
    Until 31/03/2025

    Sale
    Until 31/03/2025

    Knuckle Joint for Air Cylinder CS1, CNS, CLS Series

    SMC

    - Knuckle Joint for Air Cylinder CS1, CNS, CLS Series
    - I, IY-_ and Y are in type of SMC Accessory Bracket.
    - Body Material: Cast Iron .
    - Thread Size(M): 30, 36, 40, 45, 56 and 64 mm.
    - Applicable bore sizes: 125, 140, 160, 180, 180, 180, 180-200, 200, 250 and 300 mm.
    - Use a single knuckle joint or a double knuckle joint individually.
    - How to select Knuckle Joints for use please check with SMC and Misumi catalog.
    From: ฿ 265.20
    Special Price
    Days to Ship: day to ship 55 Day(s)
    day to ship 55 Day(s)
  • 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.
    From: ฿ 87.57
    Days to Ship: day to ship 5 Day(s)
    day to ship 5 Day(s)
  • You can add up to 6 items per a category to the compare list.
    Double Knuckle Joint Pin for SSD Brackets

    Double Knuckle Joint Pin for SSD Brackets

    CKD

    Pin for double knuckle (Y).
    [Features]
    ·Material: Steel (zinc chromate treatment).
    [Applications]
    ·For double knuckle (Y).
    From: ฿ 52.06
    Days to Ship: day to ship 60 Day(s)
    day to ship 60 Day(s)
  • You can add up to 6 items per a category to the compare list.
    Fittings for HCM, Pin for Knuckle Joint

    Fittings for HCM, Pin for Knuckle Joint

    CKD

    Knuckle pin unit for cylinder HCM
    From: ฿ 82.43
    Days to Ship: day to ship 60 Day(s)
    day to ship 60 Day(s)
  • You can add up to 6 items per a category to the compare list.
    Brackets for SSD2, Pin for Double Notched Knuckle Joint
    From: ฿ 55.72
    Days to Ship: day to ship 5 Day(s)
    day to ship 5 Day(s)
  • You can add up to 6 items per a category to the compare list.
    Knuckle Joint for Pin Cylinder CJP2 Series

    Knuckle Joint for Pin Cylinder CJP2 Series

    SMC

    - Knuckle Joint for Pin Cylinder CJP2 Series
    - I-P, IY-P and Y-P are in type of SMC Accessory Bracket.
    - Body Material: Steel and Stainless steel.
    - Knuckle Joint type: Single Knuckle Joint, Double Knuckle Joint and Knuckle pin.
    - Thread Size(M): 3, 4 and 5 mm.
    - Thread Pitch: 0.5, 0.7 and 0.8 mm.
    - Applicable bore sizes:6, 10 and 16 mm.
    - Mounting Method: Tapped type.
    - How to select Knuckle Joints for use please check with SMC and Misumi catalog.
    From: ฿ 24.65
    Days to Ship: day to ship 3 Day(s)
    day to ship 3 Day(s)
  • You can add up to 6 items per a category to the compare list.
    SSD/USSD Fitting, Pin for Double Notched Knuckle Joint

    SSD/USSD Fitting, Pin for Double Notched Knuckle Joint

    CKD

    Double notched knuckle joint pin for cylinder SSD, USSD.
    From: ฿ 82.43
    Days to Ship: day to ship 11 Day(s)
    day to ship 11 Day(s)
Brand
Product Series
From
Days to Ship
Mounting Method
Thread Size M(mm)
Type
Thread Pitch(mm)
Material
Accessories Included
You can add up to 6 items per a category to the compare list.
Sale
Knuckle Joint for Air Cylinder CJ2/CM2/CG1/CQ2 Series
Until 31/03/2025
You can add up to 6 items per a category to the compare list.
Knuckle Joint for Air Cylinder CA2 / CNA2 Series
You can add up to 6 items per a category to the compare list.
Sale
Knuckle Joint for Air Cylinder, MB/MB1/MNB Series
Until 31/03/2025
You can add up to 6 items per a category to the compare list.
Sale
Knuckle Joint for Air Cylinder CS1, CNS, CLS Series
Until 31/03/2025
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.
Double Knuckle Joint Pin for SSD Brackets
You can add up to 6 items per a category to the compare list.
Fittings for HCM, Pin for Knuckle Joint
You can add up to 6 items per a category to the compare list.
Brackets for SSD2, Pin for Double Notched Knuckle Joint
You can add up to 6 items per a category to the compare list.
Knuckle Joint for Pin Cylinder CJP2 Series
You can add up to 6 items per a category to the compare list.
SSD/USSD Fitting, Pin for Double Notched Knuckle Joint
Brand

SMC

SMC

SMC

SMC

CKD

CKD

CKD

CKD

SMC

CKD

Product Series

Knuckle Joint for Air Cylinder CJ2/CM2/CG1/CQ2 Series

Knuckle Joint for Air Cylinder CA2 / CNA2 Series

Knuckle Joint for Air Cylinder, MB/MB1/MNB Series

Knuckle Joint for Air Cylinder CS1, CNS, CLS Series

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

Double Knuckle Joint Pin for SSD Brackets

Fittings for HCM, Pin for Knuckle Joint

Brackets for SSD2, Pin for Double Notched Knuckle Joint

Knuckle Joint for Pin Cylinder CJP2 Series

SSD/USSD Fitting, Pin for Double Notched Knuckle Joint

From

฿ 27.20

Special Price

On Sale Until 31/03/2025

฿ 43.35

฿ 55.25

Special Price

On Sale Until 31/03/2025

฿ 265.20

Special Price

On Sale Until 31/03/2025

฿ 87.57

฿ 52.06

฿ 82.43

฿ 55.72

฿ 24.65

฿ 82.43

Days to Ship Same day 3 Day(s) Same day 55 Day(s) 5 Day(s) 60 Day(s) 60 Day(s) 5 Day(s) 3 Day(s) 11 Day(s)
Mounting Method----------
Thread Size M(mm)----------
TypeAccessoriesAccessoriesAccessoriesAccessoriesAccessoriesAccessoriesAccessoriesAccessoriesAccessoriesAccessories
Thread Pitch(mm)----------
MaterialSteel / Stainless SteelSteel / Stainless SteelSteelCast IronSteel-Steel-Stainless Steel-
Accessories IncludedIncluded / Not IncludedIncludedIncludedIncludedIncludedNot IncludedNot IncludedNot IncludedIncludedNot Included

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  1. 1

Application example related to this category

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.