Vlier knurled knob quick release devices support precise manual adjustment in medical device assemblies where control, repeatability and durability matter. Available in stainless steel and two standard configurations (read more)

Ceramic Ball Plungers for Demanding Environments

Built for demanding environments where steel falls short, Vlier Posi-Hex™ ball plungers with ceramic ball deliver corrosion resistance, electrical insulation and non-marring performance for precise indexing, locating and positioning. (read more)

Custom Designs by Vlier: Engineering design services to solve your unique challenges, from robotics to medical to aerospace. Our engineering design team delivers precision components tailored to your specific application. (read more)

Ball Buttons - easy to push into a reamed hole

Ball buttons can be easily pushed into a reamed hole to provide the perfect ball plunger mating detent. They prevent part damage and provide a hardened striker plate to take the wear and tear of side loads.

Special Features
Chamfered end for easy insertion
440C stainless steel, hardened & ground (read more)

Why Ceramic Plungers?

This undertaking began when we created a solution for an instrument used in spinal surgery for vertebral compression fractures. Our specially designed threaded plunger sets a critical torque value that is needed during the surgical procedure, as to ensure no injuries or damage to bone. At the same time, the hygienic nature of the ceramic ball made it ideal fo... (read more)

In the world of robotics, precision is everything. Our knurled press-fit plungers deliver secure, reliable performance keeping your high-stakes automated systems operating. Schedule a design consultation & request your free sample (read more)

Built for high-speed manufacturing and press-fit assembly, Vlier knurled press-fits help streamline production. Schedule a design consultation and request your free sample and CAD dow (read more)

In security-sensitive environments, reliability is non-negotiable. A gold-plated version of Vlier’s smallest ball plunger was engineered for electrical contact inside an airport bomb detection system, enhancing signal integrity in high reliability scanning equipment.
Explore our line of specialized products for advanced electronic systems in every industry (read more)

Vlier’s spring stops provide accurate, controlled end forces in a range of applications where fixture walls are not available. The spring-loaded stops have an aluminum body design, and feature the option of a steel or Delrin^® Nose, which has electrical insulating properties and prevents marring of soft metals such as brass and aluminum. (read more)

Celebrating LMS Anti-Vibration Levelers During National Inventors Month

Innovation is the key to human progress—without the creation of novel inventions, stagnation would set in, and world-altering breakthroughs would be few and far between. For more than 75 years, Vlier has pushed the envelope on what’s possible in the precision engineering space, building an extensiv... (read more)

Lock Pin Capabilities

No matter the size or design, each of our locking pins operates under the same basic principle, offering quick fastening, positive locking and adjusting in repetitive connections until the button is depressed. When pushed, the button moves the center spindle forward to allow the locking balls to retract into a radial groove and release the device.

The... (read more)

LMS Anti-Vibration Levelers from Vlier adjust to uneven conditions, providing stability and protection for sensitive equipment. Choose the design, material and finish to meet the unique needs of your application. (read more)

This undertaking began when we created a solution for an instrument used in spinal surgery for vertebral compression fractures. Our specially designed threaded plunger sets a critical torque value that is needed during the surgical procedure, as to ensure no injuries or damage to bone. At the same time, the hygienic nature of the ceramic ball made it ideal for use within a surgical setti... (read more)

Improve your precision equipment throughput and accuracy with Vlier Anti-Vibration LMS Leveling Feet. These precision-engineered devices combine high-tensile steel studs with frequency tuned vibration-damping pads to improve your performance and bottom line. Available in two thread options (½-13 and M12X1.75) and two stud lengths (2 inch and 4 inch), each combination offers... (read more)

How to Stabilize and Protect Your Equipment with Vlier Anti-Vibration Leveling Feet

Sensitive precision equipment requires isolation from low-frequency vibration and shock attenuation that can reduce performance accuracy and throughput. This resonance also creates an environment that reduces equipment life. Vlier Anti-Vibration LMS Leveling Feet are engineered with a 10 to 21 Hz n... (read more)

Vlier offers a wide range of leveling devices for equipment, machinery and furniture. With options like swivel bases for uneven surfaces and finishes including zinc, nickel and stainless steel for rust protection, they provide stability across industries, from machine tools to medical systems. (read more)

Delrin® Knob Plungers with steel bodies offer versatile positioning, fastening and securing solutions. They feature a contoured Delrin® knob, a radiused, case-hardened steel plunger and a durable steel spring. Available in locking and non-locking designs with ANSI and metric threads, they provide reliable performance with a sleek black finish. (read more)

Fast. Precise. Secure. Our knurled press-fit plungers eliminate the need for threading, ensuring a perfect installation with minimal effort. Designed for speed, accuracy and high-volume output, they provide reliable positioning, securing and indexing for applications across industries. Plus, stainless steel options withstand high temperatures and resist corrosion for long-lasting perform... (read more)

We have manufactured precisely engineered parts for over 80 years, earning unparalleled trust throughout diverse industries including aerospace, medical, defense, telecommunications and transportation. Our parts are found virtually everywhere, from military aircraft and the International Space Station to EV & ICE automobiles and hardware supporting the latest AI and technology.

W (read more)

From Transportation to Military Field Communication

From transportation to military field communication equipment, Vlier Products are used extensively in the defense industry’s military technology. Our defense expertise dates to World War II, when we engineered parts for use in military build-ups of bombers and fighter planes.

We’re an ISO:9001 certified, AS9100... (read more)

Vlier’s High Value Series leveling devices are of premium quality construction, with optimum plating, finish and cosmetics—all designed with cost in mind. Available in both stud style and socket style designs, these economically smart solutions are excellent for stabilizing machine centers and other heavy duty equipment. Get complete specs in our High Value Series product gu... (read more)

Have you discovered our product information request tool? This convenient service connects you with downloadable, easy-to-follow literature from our product guide collection, packed with the facts you need to select the optimal solution for your project. Not sure where to begin? Our General Product Guide offers an overview of Vlier’s full range of components by family and category,... (read more)

Push-fit ball plungers are designed for easy installation into wood, soft plastic or aluminum. Ideal where a threaded spring plunger is impractical or when threaded adjustments are not required.
The stainless steel variety offers the added benefit of maximum protection against rust and corrosion.

Typical Uses:
Securing
Indexing
Locating
Positioning
El... (read more)

Designed with the aim of dampening shocks and isolating low-frequency vibrations in sensitive machinery, Vlier’s LMS Anti-Vibration Levelers effectively extend equipment lifespan. By reducing vibration, these devices mitigate wear and tear, thereby enhancing overall durability and lowering operational costs. Vlier’s LMS Levelers have a proven track record in numerous applicat... (read more)

Tough Part. Easy Answers

When an application involves precise requirements for temperature resistance, chemical durability, longevity and more, Vlier’s Posi-Hex™ ceramic ball plunger is an engineer’s invaluable go-to. Get the details on this exceptionally resilient solution, one of our most recent innovations, in a lean, dedicated product guide. Visit our Product... (read more)

These commercial grade pins are readily available and are offered in the most popular sizes at an economical cost. Your choice of either "T" handle, or button handle, these designs are perfect for manufacturing, medical, vehicle, marine, and many other applications.

SPECIAL FEATURES

• T-Handle & Button Handle
• L-Handle Available Special Request<.../li>

Vlier Steel & Stainless Steel Hex Head Ball plungers are compact units suitable for applications with side loading requirements. Stainless Steel Ball plungers offer maximum protection against rust and corrosion ideal for food, medical, and special environments.

Allows for easy installation and removal using a screwdriver.

• Special hex head design
• Stain... (read more)

Vlier Hex Nose Standard Steel Plungers provide a hexagonal plunger nose for easy adjustment with a standard end or socket wrench plunger end to speed installation or removal. Hexagonal plungers are hardened for long life.

Special Features

• Hexagonal nose design
• Case hardened plunger
• Fast installation or removal
• Steel black oxide f

Small Components, Immeasurable Impact: The Hidden Architecture of Automation

From life-saving medical procedures to smart aerospace solutions, the world’s most critical applications rely on robotics and automation every day. These systems’ complex mechanisms run on accuracy, consistency and control—and behind the scenes, it’s often the smalles... (read more)

Knurled press-fit ball plungers are designed for easy installation into wood, soft plastic or aluminum. Nylon ball resists marring. These press-fit ball plungers are ideal where a threaded ball plunger is impractical or when threaded adjustments are not required.

Knurled press-fit ball plungers in stainless steel resist rust and corrosion. (read more)

Count on the Precision of Vlier

Manufacturing customers in the medical industry count on the precision engineering of Vlier Products for reliability and stability—in doctors’ offices, hospitals, physical therapy clinics, surgical centers and emergency rooms across the country and the globe.

Vlier is an ISO:9001 certified, AS9100 certified, government-approved ma... (read more)

Vlier’s line of precisely engineered mechanical components includes our torque thumb screw, which provides a range of holding styles such as regular, reverse, variable and off-angle support. The five available designs of these torque screws are engineered to meet the needs of applications across a wide range of industries. All five designs include a checknut to prevent back-off dur... (read more)

The best anti-vibration leveling devices for data storage and sensitive electronic manufacturing equipment, large medical equipment, industrial workstations and more. Discover the benefits of Vlier’s LMS Anti-Vibration Levelers. (read more)

When a job requires equipment that can stand up to anything, every part matters—and the smallest are often the mightiest.

Allowing for easy installation and removal using only a hex wrench, our new line of Posi-Hex^TM ceramic ball plungers helps engineers meet specific criteria for temperature tolerance, chemical resistance, longevity and more. The enhanced product... (read more)

The enhanced design of our Posi-Hex^TM ceramic ball plungers allows for easy installation and removal using only a hex wrench. They are self-contained spring loaded devices, frequently used in indexing, locating or positioning in a variety of applications. The product design automates and simplifies the assembly process for manufacturers, while the unique ceramic makeup allows... (read more)

Coming Soon! Vlier’s NEW Posi-Hex Ceramic Plungers

Our new Posi-Hex Ceramic Ball Plungers are self-contained ball and spring devices for use in indexing, locating or positioning in a variety of applications. Made from alumina oxide, these parts possess unique properties for equipment used in extreme conditions, from deep sea to deep space. The benefits include:

.....

Vlier’s Posi-Hex^TM ceramic ball plungers are an innovative twist on our classic solutions for locating, indexing and positioning. The unique ceramic makeup of this part makes it ideal for extreme environments, standing up to the toughest conditions from deep sea to deep space. Learn how our Posi-Hex^TM ceramic ball plungers can help you meet specific criteria f... (read more)

Celebrating 80 Years of Innovation

Posi-Hex^TM Ceramic Ball Plungers

We are determined not to rest on the success of the past 80 years. It’s up to us to continue pushing the envelope and create valuable new products for all kinds of applications.

That’s why this year, we’ve introduced a brand-new product to our catalog: Posi-Hex^TM (read more)

Ceramic Benefits

• Cleanroom compatibility
• Corrosion resistance
• Electrical insulation
• Easily recyclable
• Longer life than steel/other metals
• Non-magnetic
• Nearly frictionless
• Lower weight than steel
• Non-marking/marring
• High-temperature tolerance
• Enhanced thermal dissipation

Le... (read more)

Designed to position, secure, quick disconnect, index, locate and detent, Vlier knurled press-fit plungers are suited for nearly any application. These parts are designed without a shoulder for easy installation from either end, making them ideal where a threaded plunger is impractical or when threaded adjustments are not required. In addition to saving time and money, they are accurate,... (read more)

The Stakes Are High in the Aerospace Industry

Global aviation professionals and manufacturers rely on our engineered components for their quality, durability and precision. Our aviation expertise dates to World War II, when we engineered parts for use in military build-ups of bombers and fighter planes.

Vlier is an ISO:9001 certified, AS9100 certified, government-approved m... (read more)

When it comes to manufacturing, two of the primary goals are ease of assembly and efficiency of use, as perfectly embodied by the installation method of our knurled press-fit plungers. Originally designed as a detent mechanism for indexing shell plates, they have since been adopted across industries including automotive, medical, technology and more. Below, we examine how such a small pa... (read more)

Does your product design require a precise alignment for positive locking to secure or position? Our line of quick release devices (QRD)—more specifically, our quick release plunger designs—may be the perfect solution across a wide variety of industries. There are multiple plunger types that fall into this dynamic category, so we’re describing the purposes and strengths... (read more)