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  • Notice of End of Sales for Economy Series Pneumatic Equipment Category. More information.

Torsion Springs

Torsion springs are a type of wire spring. They are springs that receive a twisting moment around the coil. The shape of torsion spring ends is determined by the mounting location and method, enabling selection of 90-, 135- or 180-degree arm angles. Unlike compression springs and tension springs, torsion springs can reduce the design space and labor. Torsion springs can be classified primarily into close-wound and pitch-wound types. When selecting a torsion spring, it's important to carefully check the free length, average coil diameter and spring constant to select the right model for the usage environment or application. But when selecting models, note that different manufacturers define free length differently.
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    Torsion Springs, Arm Angle (90°/135°/180°)

    Recommended

    MiSUMi Economy

    Torsion Springs, Arm Angle (90°/135°/180°)

    MiSUMi Economy

    MISUMI

    · Economy Torsion Springs Series -Arm angles of 90°/135°/180°.
    · The series includes C-UA90R, C-UA90L, C-UA135R, C-UA135L, C-UA180R and C-UA180R.
    · Material: Stainless Steel (SUS304-WPB)
    · Arm Angle: 90°/135°/180°.
    · Type of Arm Angle: Right Winding and Left Winding
    · Inner Diameter: 2, 3, 4, 5 and 6
    · Number of coil n: 3, 4 and 5.
    · Torsion springs are used in various applications such as automotive, aerospace, industrial machinery, and electrical devices.
    · Torsion springs are designed to generate torque or rotational force when twisted or subjected to angular deflection.

    • Volume Discount
    CAD :
    2D / 3D
    Free Angle θ Environmentally friendly Inner Dia. ID Characteristics/Applications Helix Angle φd2(deg) Wire Dia. d(Ø) Number of Winding n Spring Constant k(N・mm/deg) Material Cleaning Method
    90° Right Winding Coil / 135° Right Winding Coil / 180° Right Winding Coil / 90° Left Winding Coil / 135°Left Winding Coil / 180°Left Winding Coil - Ø2 ~ Ø6 - - 0.3 ~ 1 3 / 4 / 5 - Steel -
    Recommended
    Days to Ship: Same day or more
    day to ship Same day or more
  • You can add up to 6 items per a category to the compare list.

    Double Torsion Spring

    Double Torsion Spring

    SAMINI

    · Consists of two torsion springs combined.
    · Produces double the torque at the same twist angle when compared with conventional torsion coil springs.

    Free Angle θ Environmentally friendly Inner Dia. ID Characteristics/Applications Helix Angle φd2(deg) Wire Dia. d(Ø) Number of Winding n Spring Constant k(N・mm/deg) Material Cleaning Method
    Left and Right Winding 90° coils / Left and Right Winding 135° coils - Ø5 ~ Ø14 - 31 ~ 79 0.6 ~ 2.3 2 / 3 / 4 / 5 0.57 ~ 53.6 Stainless Steel -
    From: ₹ 318.40
    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.

    Torsion Spring
    Torsion Spring
    Torsion Spring

    Torsion Spring

    ACCURATE

    · Torsion Springs-Arm angles of 90°/135°/180°.
    · The series includes T and TL type.
    · Material: Stainless Steel (SUS304-WPB)
    · Arm Angle: 90°/135°/180°.
    · Type of Arm Angle: Right-hand coil and Left-hand coil.
    · Inner Diameter: 3, 4, 5, 6, 7, 8, 9, 10, 12 and 14.
    · Number of Winding n: 2, 3, 4 and 5.
    · Torsion springs are used in various applications such as automotive, aerospace, industrial machinery, and electrical devices.
    · Torsion springs are designed to generate torque or rotational force when twisted or subjected to angular deflection.

    • Volume Discount
    CAD :
    2D / 3D
    Free Angle θ Environmentally friendly Inner Dia. ID Characteristics/Applications Helix Angle φd2(deg) Wire Dia. d(Ø) Number of Winding n Spring Constant k(N・mm/deg) Material Cleaning Method
    90° Right Winding Coil / 135° Right Winding Coil / 180° Right Winding Coil / 90° Left Winding Coil / 135°Left Winding Coil / 180°Left Winding Coil - Ø3 ~ Ø14 - 30 ~ 135 0.3 ~ 2 2 / 3 / 4 / 5 0.02 ~ 20.36 Stainless Steel -
    From: ₹ 83.00
    Days to Ship: Same day or more
    day to ship Same day or more
  • You can add up to 6 items per a category to the compare list.

    Torsion Springs
    Torsion Springs
    Torsion Springs

    Torsion Springs

    MISUMI

    · Torsion Springs Arm angles of 90°/135°/180°.
    · The series includes UA90R, UA90L, UA135R, UA135L, UA180R and UA180R.
    · Material: Stainless Steel (SUS304-WPB)
    · Arm Angle: 90°/135°/180°.
    · Type of Arm Angle: Right Winding and Left Winding
    · Inner Diameter: 2, 3, 4, 5 and 6
    · Number of coil n: 2, 3, 4 and 5.
    · Torsion springs are used in various applications such as automotive, aerospace, industrial machinery, and electrical devices.
    · Torsion springs are designed to generate torque or rotational force when twisted or subjected to angular deflection.

    CAD :
    2D / 3D
    Free Angle θ Environmentally friendly Inner Dia. ID Characteristics/Applications Helix Angle φd2(deg) Wire Dia. d(Ø) Number of Winding n Spring Constant k(N・mm/deg) Material Cleaning Method
    90° Right Winding Coil / 135° Right Winding Coil / 180° Right Winding Coil / 90° Left Winding Coil / 135°Left Winding Coil / 180°Left Winding Coil - Ø2 ~ Ø6 - 34 ~ 75 0.2 ~ 1 2 / 3 / 4 / 5 0.0088 ~ 1.2262 Stainless Steel -
    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.

    Torsion Spring, SUS304-WPB
    Torsion Spring, SUS304-WPB
    Torsion Spring, SUS304-WPB

    Torsion Spring, SUS304-WPB

    SAMINI

    · SAMINI Torsion Springs-Arm angles of 90°/135°/180°.
    · The series including of 33 and 34 types.
    · Material: Stainless Steel (SUS304-WPB)
    · Arm Angle: 90°/135°/180°.
    · Type of Arm Angle: Right-hand coil and Left-hand coil.
    · Inner Diameter: 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 16 and 18.
    · Number of Winding n: 2, 3 and 5.
    · Torsion springs are used in various applications such as automotive, aerospace, industrial machinery, and electrical devices.
    · Idlers for Flat Belts (Width T=6–32)-Flanged / Crowned.

    • Volume Discount
    CAD :
    3D
    Free Angle θ Environmentally friendly Inner Dia. ID Characteristics/Applications Helix Angle φd2(deg) Wire Dia. d(Ø) Number of Winding n Spring Constant k(N・mm/deg) Material Cleaning Method
    90° Right Winding Coil / 135° Right Winding Coil / 180° Right Winding Coil / 90° Left Winding Coil / 135°Left Winding Coil / 180°Left Winding Coil - Ø3 ~ Ø18 - 26 ~ 144 0.3 ~ 2.9 2 / 3 / 5 0.024 ~ 85.8 Stainless Steel -
    From: ₹ 99.49
    Days to Ship: Same day or more
    day to ship Same day or more
  • You can add up to 6 items per a category to the compare list.

    Kick Spring OK/SK

    Kick Spring OK/SK【2-3 Pieces Per Package】

    SHINSEI HATSUJHO

    Kick spring that is used by receiving a torsional moment (torque) around the coil shaft.
    [Features]
    · Produced with our unique thorough quality control and technology.
    · Highly strong as it is double bound.
    [Usage]
    · Applies to repairs and works of daily commodities and toys.
    · Able to use by processing the arm part as needed.
    · For trial of machine parts.

    Free Angle θ Environmentally friendly Inner Dia. ID Characteristics/Applications Helix Angle φd2(deg) Wire Dia. d(Ø) Number of Winding n Spring Constant k(N・mm/deg) Material Cleaning Method
    - - - - - 0.6 ~ 1.5 - - Stainless Steel / Steel -
    From: ₹ 66.66
    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.

    Torsion Coil Spring

    Torsion Coil Spring【2-10 Pieces Per Package】

    SHOWA SPRING

    We have standardized this torsion coil spring to help customers with spring design or calculation issues.

    [Features]
    - Made of stainless steel wire (φ 0.3 mm to φ 2.0 mm in diameter) with cold-molding for general use.
    - JISG4313 (stainless steel wire for spring) type B, SUS304WP-B.
    - * Features corrosion and heat resistance (to about 250 °C).
    - 350 °C to 400 °C low temperature annealing (no surface treatment).

    Free Angle θ Environmentally friendly Inner Dia. ID Characteristics/Applications Helix Angle φd2(deg) Wire Dia. d(Ø) Number of Winding n Spring Constant k(N・mm/deg) Material Cleaning Method
    90° Right Winding Coil / 135° Right Winding Coil / 180° Right Winding Coil - Ø3 ~ Ø14 - 27 ~ 116 0.3 ~ 2 2 / 3 / 4 / 5 - Stainless Steel -
    From: ₹ 153.54
    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.

    [Clean & Pack]Torsion Springs

    [Clean & Pack]Torsion Springs

    MISUMI

    Three types of cleaning methods are available: degreasing, precision cleaning, and electrolytic polishing + precision cleaning. They can be ordered from one piece with the standard part number.
    This eliminates the need for customer cleaning or outsourced cleaning, reducing the amount of time and effort required.
    ■Part Number for Clean & Pack Products
    ·Degreasing (Anti-rust single packing)     : Part Number SL-□□
    ·Precision cleaning (Degassing double packing)     : Part Number SH-□□
    ·Electrolytic polishing + precision cleaning (Degassing double packing) : Part Number SHD-□□
    Product Part Number Cleaning Method Packaging Type Effects Compared to Uncleaned Product Environment (Standard) Process
    SL-□□ Degreasing Anti-rust packing Oil removal General environment Regular assembly process
    Post battery assembly process
    SH-□□ Precision cleaning Degassing double packing Oil removal
    Dust removal
    Clean environment (Class 10 to 1,000) Battery assembly process
    LCD-related post assembly process
    In-vehicle camera assembly process
    SHD-□□ Electrolytic polishing + precision cleaning Degassing double packing Oil removal
    Dust removal
    Outgas reduction
    Vacuum environment
    Clean environment (Class 10 to 1,000)
    Pre-semiconductor process
    Liquid crystal deposition process
    Pre-OLED process
    ■Notes
    Cleaning also removes rust prevention oil, which may make the product more susceptible to rusting than an uncleaned product.
    Please be careful about the application location and storage environment.

    [Features]Arm angles of 90°/135°/180° are available for right and left winding.

    • Volume Discount
    CAD :
    2D / 3D
    Free Angle θ Environmentally friendly Inner Dia. ID Characteristics/Applications Helix Angle φd2(deg) Wire Dia. d(Ø) Number of Winding n Spring Constant k(N・mm/deg) Material Cleaning Method
    90° Right Winding Coil / 135° Right Winding Coil / 180° Right Winding Coil / 90° Left Winding Coil / 135°Left Winding Coil / 180°Left Winding Coil RoHS Compliant (10 Substances) Ø2 ~ Ø6 Clean Washed 23 ~ 75(0.6) 54(0.8) 0.2 ~ 1 2 / 3 / 4 / 5 0.0088 ~ 1.476 Stainless Steel Degreasing / Precision Cleaning / Electrolytic Polishing + Precision Cleaning
    Days to Ship: 9 Day(s) or more
    day to ship 9 Day(s) or more
Brand
Product Series
CAD
From
Days to Ship
Specifications
Free Angle θ
Environmentally friendly
Inner Dia. ID
Characteristics/Applications
Helix Angle φd2(deg)
Wire Dia. d(Ø)
Number of Winding n
Spring Constant k(N・mm/deg)
Material
Cleaning Method

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

    Torsion Springs, Arm Angle (90°/135°/180°)

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

        Double Torsion Spring

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

            Torsion Spring
              Torsion Spring
              Torsion Spring

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

                Torsion Springs
                  Torsion Springs
                  Torsion Springs

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

                    Torsion Spring, SUS304-WPB
                      Torsion Spring, SUS304-WPB
                      Torsion Spring, SUS304-WPB

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

                        Kick Spring OK/SK

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

                            Torsion Coil Spring

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

                                [Clean & Pack]Torsion Springs
                                  Brand

                                  MISUMI

                                  MiSUMi Economy

                                  SAMINI

                                  ACCURATE

                                  MISUMI

                                  SAMINI

                                  SHINSEI HATSUJHO

                                  SHOWA SPRING

                                  MISUMI

                                  Product Series

                                  Torsion Springs, Arm Angle (90°/135°/180°)

                                  Double Torsion Spring

                                  Torsion Spring

                                  Torsion Springs

                                  Torsion Spring, SUS304-WPB

                                  Kick Spring OK/SK【2-3 Pieces Per Package】

                                  Torsion Coil Spring【2-10 Pieces Per Package】

                                  [Clean & Pack]Torsion Springs

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

                                  ₹ 318.40

                                  ₹ 83.00

                                  ₹ 99.49

                                  ₹ 199.98

                                  ₹ 1,535.33

                                  Days to Ship Same day or more 5 Day(s) or more Same day or more 13 Day(s) or more Same day or more 5 Day(s) or more 5 Day(s) or more 9 Day(s) or more
                                  Specifications
                                                  Free Angle θ90° Right Winding Coil / 135° Right Winding Coil / 180° Right Winding Coil / 90° Left Winding Coil / 135°Left Winding Coil / 180°Left Winding CoilLeft and Right Winding 90° coils / Left and Right Winding 135° coils90° Right Winding Coil / 135° Right Winding Coil / 180° Right Winding Coil / 90° Left Winding Coil / 135°Left Winding Coil / 180°Left Winding Coil90° Right Winding Coil / 135° Right Winding Coil / 180° Right Winding Coil / 90° Left Winding Coil / 135°Left Winding Coil / 180°Left Winding Coil90° Right Winding Coil / 135° Right Winding Coil / 180° Right Winding Coil / 90° Left Winding Coil / 135°Left Winding Coil / 180°Left Winding Coil-90° Right Winding Coil / 135° Right Winding Coil / 180° Right Winding Coil90° Right Winding Coil / 135° Right Winding Coil / 180° Right Winding Coil / 90° Left Winding Coil / 135°Left Winding Coil / 180°Left Winding Coil
                                                  Environmentally friendly-------RoHS Compliant (10 Substances)
                                                  Inner Dia. IDØ2 ~ Ø6Ø5 ~ Ø14Ø3 ~ Ø14Ø2 ~ Ø6Ø3 ~ Ø18-Ø3 ~ Ø14Ø2 ~ Ø6
                                                  Characteristics/Applications-------Clean Washed
                                                  Helix Angle φd2(deg)-31 ~ 7930 ~ 13534 ~ 7526 ~ 144-27 ~ 11623 ~ 75(0.6) 54(0.8)
                                                  Wire Dia. d(Ø)0.3 ~ 10.6 ~ 2.30.3 ~ 20.2 ~ 10.3 ~ 2.90.6 ~ 1.50.3 ~ 20.2 ~ 1
                                                  Number of Winding n3 / 4 / 52 / 3 / 4 / 52 / 3 / 4 / 52 / 3 / 4 / 52 / 3 / 5-2 / 3 / 4 / 52 / 3 / 4 / 5
                                                  Spring Constant k(N・mm/deg)-0.57 ~ 53.60.02 ~ 20.360.0088 ~ 1.22620.024 ~ 85.8--0.0088 ~ 1.476
                                                  MaterialSteelStainless SteelStainless SteelStainless SteelStainless SteelStainless Steel / SteelStainless SteelStainless Steel
                                                  Cleaning Method-------Degreasing / Precision Cleaning / Electrolytic Polishing + Precision Cleaning

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                                                  Related Categories to Torsion Springs

                                                  FAQ Torsion Springs

                                                  Question: How do I know what torsion spring I need for my work?
                                                  Answer: To determine the appropriate torsion spring for your work, you need to consider factors such as required torque, angular deflection, wire diameter, coil diameter, and leg length. Calculating these parameters using spring design equations or consulting with a mechanical engineer can help identify the specific torsion spring that meets your application's requirements.
                                                  Question: How do you calculate the torque of a torsion spring?
                                                  Answer: To calculate the torque of a torsion spring, you need to know the spring constant (k) and the angular deflection (θ). The torque (M) can be calculated using the formula: M = k * θ. The spring constant is determined by the material properties and spring geometry, while the angular deflection is the amount of twist applied to the spring.
                                                  Question: Types of Torsion Springs?
                                                  Answer: There are several types of torsion springs, each designed to meet specific application requirements. Some common types include:
                                                  Straight Torsion Springs: These are the most basic type of torsion springs, consisting of a straight, helical coil. They exert torque when twisted around the axis of the coil.
                                                  Double Torsion Springs: Double torsion springs consist of two separate coils connected by a central section. They are used when torque needs to be applied in two directions simultaneously, such as in automotive applications like trunk lids or in certain types of hinges.
                                                  Short Hook Torsion Springs: Short hook torsion springs have short end hooks that allow for easy attachment to other components. They are commonly used in applications where space is limited, such as in small electronic devices or medical equipment.
                                                  Hinge Torsion Springs: Hinge torsion springs are designed specifically for use in hinges, providing the necessary torque to operate the hinge mechanism smoothly. They are commonly used in doors, lids, and other swinging mechanisms.
                                                  Clock Springs: Clock springs, also known as spiral torsion springs, are tightly wound coils that exert torque in a spiral motion. They are commonly used in mechanical clocks, watches, and other timekeeping devices.
                                                  Tapered Torsion Springs: Tapered torsion springs have a varying coil diameter along their length, which allows for a more gradual torque application. They are used in applications where a constant rate of torque is required throughout the rotation.
                                                  Custom Torsion Springs: In addition to standard types, torsion springs can be custom-designed to meet specific application requirements. Customization options include varying the size, shape, material, and other design parameters to achieve the desired performance characteristics.
                                                  Question: What factors affect the lifespan of a torsion spring?
                                                  Answer: The lifespan of a torsion spring is influenced by several factors. These include the quality of the spring material, the design and manufacturing process, the applied load and stress levels, the frequency and magnitude of cycles, environmental conditions (such as temperature and corrosive agents), proper installation and maintenance practices, and the avoidance of excessive overloading or fatigue conditions.
                                                  Question: How do you install and maintain a torsion spring?
                                                  Answer: To install a torsion spring, mount it securely on the shaft, ensuring proper alignment and balance. Apply appropriate lubrication to minimize friction and wear. Maintain the spring by regularly inspecting for signs of fatigue, wear, or damage. Replace worn or damaged springs promptly. Keep the spring clean and free from debris. Follow manufacturer guidelines and recommended maintenance practices for optimal performance and longevity.
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