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Spring Plungers(Tip Heat Treatment:Hardening)

A spring plunger is a mechanical device consisting of a pin or plunger enclosed within a housing, with a spring providing force to extend or retract the plunger. When not acted upon, the spring pushes the plunger outward from the housing. Applying external force compresses the spring, allowing the plunger to retract. Once the force is removed, the spring pushes the plunger back out. Some spring plungers have locking mechanisms for added stability. They are widely used in manufacturing for precise positioning, retaining objects in place, aligning components, and providing adjustable force. They can also serve as safety devices by giving feedback or triggering switches. In essence, spring plungers offer a simple yet effective solution for controlling motion and force in various applications. To select a Misumi spring plunger, consult the product specifications for factors such as size, material, spring force, and any additional features required for your specific application needs. Then, use MISUMI's online catalog or contact direct our MISUMI for assistance.
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  • You can add up to 6 items per a category to the compare list.

    Short Spring Plungers - Stainless Steel
    Short Spring Plungers - Stainless Steel
    Short Spring Plungers - Stainless Steel
    Short Spring Plungers - Stainless Steel

    Short Spring Plungers - Stainless Steel

    MISUMI

    Products with loosening prevention have been treated with loosening prevention treatment (epoxy resin adhesive) in advance.
    Workability is improved with no need for thread locking agents! Achieved reduced screw locking agent application work and stable quality of loosening prevention.

    [Features that prevent loosening]
    - When screwed in, the microcapsules are destroyed and hardening begins.
    ・Excellent chemical resistance and heat resistance.

    • Volume Discount
    CAD :
    2D / 3D
    Outer Dia. M(mm) Stroke S(mm) Tip Material Body Material Mounting Method Initial Load (Range)(N) Lock Tip Heat Treatment Screw Type of Pin Plunger Wrench Hole Shape Main Body Surface Treatment Tip Surface Treatment
    3 ~ 16 1 ~ 4.5 Stainless Steel Stainless Steel Screw-In 0.01~50 Not Provided Hardening Short Stroke Hex Not Provided / Electroless Nickel Plating Not Provided
    From: ₹ 306.00
    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.

    Spring Plungers / Wrenches / Block Plungers - Stainless Steel
    Spring Plungers / Wrenches / Block Plungers - Stainless Steel
    Spring Plungers / Wrenches / Block Plungers - Stainless Steel
    Spring Plungers / Wrenches / Block Plungers - Stainless Steel
    Spring Plungers / Wrenches / Block Plungers - Stainless Steel

    Spring Plungers / Wrenches / Block Plungers - Stainless Steel

    MISUMI

    Products with loosening prevention have been treated with loosening prevention treatment (epoxy resin adhesive) in advance.
    Workability is improved with no need for thread locking agents! Achieved reduced screw locking agent application work and stable quality of loosening prevention.

    [Features that prevent loosening]
    - When screwed in, the microcapsules are destroyed and hardening begins.
    ・Excellent chemical resistance and heat resistance.

    • Volume Discount
    CAD :
    2D / 3D
    Outer Dia. M(mm) Stroke S(mm) Tip Material Body Material Mounting Method Initial Load (Range)(N) Lock Tip Heat Treatment Screw Type of Pin Plunger Wrench Hole Shape Main Body Surface Treatment Tip Surface Treatment
    3 ~ 16 1.5 ~ 20 Stainless Steel Stainless Steel Screw-In 0.01~50 Not Provided Hardening Spherical Hex Not Provided / Electroless Nickel Plating Not Provided
    From: ₹ 562.00
    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.

    Long Stroke Plunger PLP

    Long Stroke Plunger PLP

    NABEYA BI-TECH

    Used for oil breakers, knockouts, and positioners. Includes anti-loosening nylon lock.

    CAD :
    2D / 3D
    Outer Dia. M(mm) Stroke S(mm) Tip Material Body Material Mounting Method Initial Load (Range)(N) Lock Tip Heat Treatment Screw Type of Pin Plunger Wrench Hole Shape Main Body Surface Treatment Tip Surface Treatment
    12 ~ 30 10 ~ 30 Steel Steel Screw-In 0.01~50 Provided Hardening Spherical / With Hex Socket / Long Stroke Hex Black Oxide Black Oxide / Trivalent Chromate
    From: ₹ 1,241.55
    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.

    Small Plunger PSS

    Small Plunger PSS

    NABEYA BI-TECH

    Stainless steel for high resistance to corrosion/heat.

    [Features]
    - PSS-2: Made of steel; light load.
    - PSS-1: Made of steel, heavy load.
    - PSSS-1: Made of stainless steel, heavy load.
    - PSSS-3: Made of stainless steel; super-heavy load.
    - The PSSS-1 and PSSS-3 are made entirely of stainless steel.
    - Excellent in cutting and heat resistance.
    - The PSS-2 and the PSS-1 are equipped with a nylon lock (except for M4).
    - Use a locking service with the PSSS-1 and PSSS-3.
    - Use the ball button BB with improved abrasion resistance for the receiving side.

    CAD :
    2D / 3D
    Outer Dia. M(mm) Stroke S(mm) Tip Material Body Material Mounting Method Initial Load (Range)(N) Lock Tip Heat Treatment Screw Type of Pin Plunger Wrench Hole Shape Main Body Surface Treatment Tip Surface Treatment
    4 ~ 16 1.2 ~ 4.5 Steel / Stainless Steel Steel / Stainless Steel Screw-In 0.01~50 Not Provided / Provided Hardening Spherical / With Hex Socket Hex Not Provided / Black Oxide Not Provided / Black Oxide / Trivalent Chromate
    From: ₹ 323.18
    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.

    Spring Plunger - PSF/PSN
    Spring Plunger - PSF/PSN
    Spring Plunger - PSF/PSN
    Spring Plunger - PSF/PSN
    Spring Plunger - PSF/PSN
    Spring Plunger - PSF/PSN
    Spring Plunger - PSF/PSN

    Spring Plunger - PSF/PSN

    NABEYA BI-TECH

    [Features]
    · Both of the steel and stainless steel plungers are available with plastic pins.
    · PsF: Light load, steel plunger.
    · PSF-SN: Light load, full stainless steel plunger.
    · PSN: Light load, steel plunger with plastic pin.
    · PSF-KN: Light load, stainless steel plunger with plastic pin.
    · PSF-ss: Heavy load, steel plunger.

    CAD :
    2D / 3D
    Outer Dia. M(mm) Stroke S(mm) Tip Material Body Material Mounting Method Initial Load (Range)(N) Lock Tip Heat Treatment Screw Type of Pin Plunger Wrench Hole Shape Main Body Surface Treatment Tip Surface Treatment
    3 ~ 24 1 ~ 10 Steel Steel Screw-In 0.01~50 / 50.01~100 Not Provided Hardening Spherical / With Hex Socket Hex Black Oxide Black Oxide
    From: ₹ 506.67
    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.

    Short Stroke Plunger - PSP

    Short Stroke Plunger - PSP

    NABEYA BI-TECH

    [Features]
    · With nylon welding to prevent loosening (except for M3 and M4).
    · PSP-N is equipped with plastic pins.
    · Does not scratch the workpiece.
    · Use the dedicated plunger wrench (PPW) for pin mounting and removal.
    · Use abrasion-resistant ball buttons (BB) on the receiving end.
    · The manufacturer also offers custom products made to unique specifications, including dimensions, loads, and materials, etc.

    CAD :
    2D / 3D
    Outer Dia. M(mm) Stroke S(mm) Tip Material Body Material Mounting Method Initial Load (Range)(N) Lock Tip Heat Treatment Screw Type of Pin Plunger Wrench Hole Shape Main Body Surface Treatment Tip Surface Treatment
    3 ~ 12 1.5 ~ 5 Steel Steel Screw-In 0.01~50 Provided Hardening Spherical / With Hex Socket / Short Stroke Hex Black Oxide / Electroless Nickel Plating Black Oxide / Trivalent Chromate
    From: ₹ 513.75
    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.

    Small Plunger PCF

    Small Plunger PCF

    NABEYA BI-TECH

    Light-load and heavy-load types available in steel and stainless steel.

    CAD :
    2D / 3D
    Outer Dia. M(mm) Stroke S(mm) Tip Material Body Material Mounting Method Initial Load (Range)(N) Lock Tip Heat Treatment Screw Type of Pin Plunger Wrench Hole Shape Main Body Surface Treatment Tip Surface Treatment
    4 ~ 24 1.5 ~ 8 Steel Steel Screw-In 0.01~50 / 50.01~100 Not Provided Hardening Spherical Negative Black Oxide Black Oxide / Trivalent Chromate
    From: ₹ 288.35
    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.

    Short Stroke Plunger PSPS

    Short Stroke Plunger PSPS

    NABEYA BI-TECH

    [Features]
    - Short stroke plunger made of stainless steel.
    - Outstanding durability.
    - PSPS-NS or PSPS-NZ pins are made of plastic.
    - Does not scratch the workpieces.
    - Use the dedicated plunger wrench PPW for mounting or dismounting from the pin side.
    - Use the ball button BB with improved abrasion resistance for the receiving side.
    - Products with special dimension, load, or material specs can also be produced.

    CAD :
    2D / 3D
    Outer Dia. M(mm) Stroke S(mm) Tip Material Body Material Mounting Method Initial Load (Range)(N) Lock Tip Heat Treatment Screw Type of Pin Plunger Wrench Hole Shape Main Body Surface Treatment Tip Surface Treatment
    4 ~ 12 2 ~ 5 Stainless Steel Stainless Steel Screw-In 0.01~50 Not Provided Hardening Spherical / With Hex Socket / Short Stroke Hex Not Provided Not Provided
    From: ₹ 1,374.60
    Days to Ship: 5 Day(s) or more
    day to ship 5 Day(s) or more
Brand
Product Series
CAD
From
Days to Ship
Outer Dia. M(mm)
Stroke S(mm)
Tip Material
Body Material
Mounting Method
Initial Load (Range)(N)
Lock
Tip Heat Treatment
Screw Type of Pin Plunger
Wrench Hole Shape
Main Body Surface Treatment
Tip Surface Treatment

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

    Short Spring Plungers - Stainless Steel
      Short Spring Plungers - Stainless Steel
      Short Spring Plungers - Stainless Steel
      Short Spring Plungers - Stainless Steel

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

        Spring Plungers / Wrenches / Block Plungers - Stainless Steel
          Spring Plungers / Wrenches / Block Plungers - Stainless Steel
          Spring Plungers / Wrenches / Block Plungers - Stainless Steel
          Spring Plungers / Wrenches / Block Plungers - Stainless Steel
          Spring Plungers / Wrenches / Block Plungers - Stainless Steel

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

            Long Stroke Plunger PLP

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

                Small Plunger PSS

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

                    Spring Plunger - PSF/PSN
                      Spring Plunger - PSF/PSN
                      Spring Plunger - PSF/PSN
                      Spring Plunger - PSF/PSN
                      Spring Plunger - PSF/PSN
                      Spring Plunger - PSF/PSN
                      Spring Plunger - PSF/PSN

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

                        Short Stroke Plunger - PSP

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

                            Small Plunger PCF

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

                                Short Stroke Plunger PSPS
                                  Brand

                                  MISUMI

                                  MISUMI

                                  NABEYA BI-TECH

                                  NABEYA BI-TECH

                                  NABEYA BI-TECH

                                  NABEYA BI-TECH

                                  NABEYA BI-TECH

                                  NABEYA BI-TECH

                                  Product Series

                                  Short Spring Plungers - Stainless Steel

                                  Spring Plungers / Wrenches / Block Plungers - Stainless Steel

                                  Long Stroke Plunger PLP

                                  Small Plunger PSS

                                  Spring Plunger - PSF/PSN

                                  Short Stroke Plunger - PSP

                                  Small Plunger PCF

                                  Short Stroke Plunger PSPS

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

                                  ₹ 306.00

                                  ₹ 562.00

                                  ₹ 1,241.55

                                  ₹ 323.18

                                  ₹ 506.67

                                  ₹ 513.75

                                  ₹ 288.35

                                  ₹ 1,374.60

                                  Days to Ship Same day or more Same day 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
                                  Outer Dia. M(mm)3 ~ 163 ~ 1612 ~ 304 ~ 163 ~ 243 ~ 124 ~ 244 ~ 12
                                  Stroke S(mm)1 ~ 4.51.5 ~ 2010 ~ 301.2 ~ 4.51 ~ 101.5 ~ 51.5 ~ 82 ~ 5
                                  Tip MaterialStainless SteelStainless SteelSteelSteel / Stainless SteelSteelSteelSteelStainless Steel
                                  Body MaterialStainless SteelStainless SteelSteelSteel / Stainless SteelSteelSteelSteelStainless Steel
                                  Mounting MethodScrew-InScrew-InScrew-InScrew-InScrew-InScrew-InScrew-InScrew-In
                                  Initial Load (Range)(N)0.01~500.01~500.01~500.01~500.01~50 / 50.01~1000.01~500.01~50 / 50.01~1000.01~50
                                  LockNot ProvidedNot ProvidedProvidedNot Provided / ProvidedNot ProvidedProvidedNot ProvidedNot Provided
                                  Tip Heat TreatmentHardeningHardeningHardeningHardeningHardeningHardeningHardeningHardening
                                  Screw Type of Pin PlungerShort StrokeSphericalSpherical / With Hex Socket / Long StrokeSpherical / With Hex SocketSpherical / With Hex SocketSpherical / With Hex Socket / Short StrokeSphericalSpherical / With Hex Socket / Short Stroke
                                  Wrench Hole ShapeHexHexHexHexHexHexNegativeHex
                                  Main Body Surface TreatmentNot Provided / Electroless Nickel PlatingNot Provided / Electroless Nickel PlatingBlack OxideNot Provided / Black OxideBlack OxideBlack Oxide / Electroless Nickel PlatingBlack OxideNot Provided
                                  Tip Surface TreatmentNot ProvidedNot ProvidedBlack Oxide / Trivalent ChromateNot Provided / Black Oxide / Trivalent ChromateBlack OxideBlack Oxide / Trivalent ChromateBlack Oxide / Trivalent ChromateNot Provided

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                                  1. 1

                                  Related Categories to Spring Plungers

                                  FAQ Spring Plungers

                                  Question: How do spring plungers contribute to the efficiency of injection molding processes?
                                  Answer: Spring plungers boost injection molding efficiency by securely holding mold components, ensuring precise alignment for consistent results. During setup, they allow quick and effortless adjustment, reducing downtime. Their spring-loaded design maintains component position while enabling easy repositioning, simplifying the process. By streamlining setup and operation, spring plungers enhance productivity in injection molding, benefiting manufacturers by saving time and improving overall efficiency.
                                  Question: What are spring plungers used for?
                                  Answer: Spring plungers have a wide range of applications, especially in manufacturing. Here are some common uses:
                                  Positioning and alignment: Spring plungers can be used to precisely position and align components during assembly.
                                  Retention: They can hold objects in place, like detents in latches or catches in housings.
                                  Ejection: Spring plungers can eject parts from molds or fixtures.
                                  Applying pressure: They can apply a controlled amount of force for tasks like clamping or activating switches.
                                  Question: What is the importance of ball plungers in automation?
                                  Answer: Ball plungers are important in automation because they help things get in the right spot and stay there. Even though they're small, they're super good at making sure parts are in the exact place they need to be. They're used in tools and fixtures to keep stuff secure and move it exactly where it needs to go on the assembly line. Ball plungers are great because they make sure everything runs smoothly and works well, making factories more efficient and products better.
                                  Question: What materials are spring plungers typically made of?
                                  Answer: Spring plungers are commonly made of materials such as stainless steel, carbon steel, brass, and plastic. The choice of material depends on factors like the application requirements, environmental conditions, and desired durability.
                                  Question: What role do locating, positioning, jigs & fixtures play in plunger technology?
                                  Answer: Locating, positioning, jigs, and fixtures are super important in plunger technology. Locating mechanisms make sure plungers and workpieces are in the right spot for machining or assembly, reducing mistakes. Positioning devices control how plungers move, so they go exactly where they're supposed to. Jigs and fixtures hold everything in place securely during machining or assembly, which helps prevent errors and makes things work faster and better. Overall, these parts work together to make plunger technology work smoothly and produce high-quality results.
                                  Question: What are the characteristics of spring plungers with flat tip?
                                  Answer: Spring plungers with flat tips are versatile tools designed for precise positioning and secure holding of components. Their flat tip ensures even pressure distribution, minimizing the risk of damage to surfaces. These plungers provide strong retention force, securely holding components in place. Some models allow for adjusting the spring tension to customize the holding force. Made from durable materials like steel or stainless steel, they offer longevity and resistance to wear. They are easy to install and replace, making setup and maintenance hassle-free.
                                  Question: What are the key considerations when selecting materials for plungers?
                                  Answer: When selecting materials for plungers, consider their strength, durability, and corrosion resistance. Ensure they can withstand operational forces without wearing out quickly. Check if they're resistant to rust and can handle the temperatures they'll encounter. Also, factor in the cost and ease of manufacturing. By evaluating these factors, you can choose materials that meet the needs of your application, providing long-lasting performance without breaking the bank. Ultimately, selecting the right materials ensures reliable and efficient operation of plungers in various industrial settings.
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