Slot type, Body material: stainless steel or steel
Ball:SUS440C
Choose from an array of spring plungers and spring devices in several design options and finishes, for jobs requiring accurate and reliable end forces or side loading.
Built to withstand the toughest of conditions, our spring plungers are made from high-quality materials that guarantee longevity and reliability. Whether you're in the automotive, aerospace, or manufacturing industry, our spring plungers are the perfect solution for your tooling needs.
Experience unparalleled precision and ease of use with our spring plungers. Our product is engineered to deliver optimal performance, ensuring that your workpieces are held securely in place while you work. Plus, our spring plungers are designed to be easy to install and use, making them a convenient and practical choice for any industrial setting.
Invest in our spring plungers today and take your industrial operations to the next level. With our product, you can rest assured that you're getting the best quality and value for your money. So why wait? Order now and experience the difference that our spring plungers can make in your workplace.

Frequently asked questions about this product (FAQ)
1. What is the maximum load that the Zhengchen ball head plunger with cover can withstand?
The maximum load that the Mismi ball head plunger with cover can withstand varies depending on the size specification. The BPCT8 model has the largest size specification and can withstand a minimum load of 11.6N and a maximum load of 26.2N.
2. What are the characteristics of the Zhengchen ball head plunger with a cover?
It can be positioned through the depth of the counterbore, and during installation, it can be tightened in place without further adjustment.
2. There is a slot on the shoulder that can be installed with a wrench, making it more convenient.
3. It is recommended to install it on the guide rail and other lateral core pulling devices for use.
In precision fixture design and machining setups, managing lateral forces without compromising workpiece positioning is a daily reality on the shop floor. Relying on standard detent components for lateral workholding often leads to pin binding, premature wear, and workpiece deflection.
Mold assembly precision directly dictates manufacturing throughput. Minor component failures cause catastrophic tool damage, unacceptable scrap rates, and severe production bottlenecks. Engineers face constant challenges on the floor.
Quick positioning, alignment, indexing, and securing components in sheet metal or thin-walled enclosures presents a strict mechanical limitation. You face insufficient material thickness to support standard threaded hardware.
Specifying the wrong spring plunger often results in micro-misalignments, premature component wear, or catastrophic part ejection failures during high-speed machining and automation cycles.
In precision engineering, the reliability of positioning, indexing, and holding mechanisms depends entirely on the point of contact between the plunger and the workpiece.
Component failure in indexing, positioning, or ejecting mechanisms frequently traces back to a single engineering oversight: specifying the wrong material for the operating environment.
The relentless demand for miniaturization in medical devices, aerospace components, and consumer electronics requires mechanical hardware that fits microscopic footprints without sacrificing tactile feedback, holding force, or the ability to facilitate easy positioning and removal of parts.
Precise component positioning in mechanical assemblies dictates the difference between seamless indexing and mechanical binding. A fraction of a millimeter in plunger travel matters. Engineers must control this movement to ensure reliable machine operation.
Standard plungers fail on angles. Learn to specify spring plungers for sloped surfaces to manage side loads, prevent binding & ensure precision.
Prevent thread wear during frequent assembly. Discover how a spring plunger set screw configuration protects fixtures in dynamic environments.
Eliminate shorts and corrosion. Discover how engineering plastic spring plungers deliver reliable electrical insulation and chemical resistance.
Stop surface damage and reduce scrap. Discover how non-marring plastic spring plungers securely fixture delicate aluminum without scratching.
Prevent PCB damage and sensor misalignment. Learn how to specify micro spring plungers for precise positioning in high-density electronics.
Prevent sensor drift and damage. Learn how optimizing micro spring plunger contact force and tolerance guarantees precision mechanical stability.
Standard plungers failing? Discover how custom long stroke spring plungers ensure exact mechanical fit, optimal force, and reliable indexing.
Struggling with indexing or ejection failures? Discover how long-stroke spring plungers bridge extended gaps to eliminate costly downtime.
Standard parts failing? Learn how to select a custom spring plunger manufacturer for precise force curves, extreme durability, and reliable scale.
Prevent contamination and costly recalls in food processing. Discover how to specify 316L hygienic spring plungers for strict CIP compliance.
Prevent stripped threads and assembly downtime. Compare metric vs. inch spring plungers, verify tap drill sizes, and ensure flawless installation.
Specify reliable spring plungers for medical devices. Master sterilization-safe materials, micro-sizing, and custom forces for compliant assemblies.