Non-Adjustable Snubber Balls in Pulsation Dampeners

May 1, 2024
snubber balls in pulsation dampeners

Non-adjustable snubber balls are integral components of pulsation dampeners, specifically designed to stabilize pressure fluctuations and protect sensitive instrumentation from damage due to surges. These devices are widely utilized in various industrial settings, such as in oil and gas, water treatment, and chemical processing, where sudden pressure spikes can significantly impact system operations and measurement accuracy.

Function and Mechanism

A non-adjustable snubber ball functions by mechanically dampening pressure fluctuations through a simple yet effective design. It consists of a precision-machined ball seated within a chamber that allows for limited movement. Under normal flow conditions, the ball allows a steady and controlled flow of the medium (liquid or gas) through the device. When a pressure spike occurs, the ball is forced against its seat, effectively blocking the sudden surge and only permitting a controlled amount of fluid or gas to pass through. This action helps to smooth out sudden increases or decreases in pressure, thus protecting downstream equipment from the potential harms of pressure transients.

Design Features and Materials

The design of non-adjustable snubber balls is focused on reliability and durability, without the need for manual adjustments or calibration. These devices are typically manufactured from robust materials like stainless steel, brass, or specialized alloys that offer excellent resistance to corrosion and wear. This ensures long-term reliability even in harsh environments. The choice of material often depends on the specific requirements of the application, including compatibility with the fluid or gas, pressure levels, and ambient conditions. Common design features include a compact form factor for easy integration into existing systems and high-precision machining to ensure consistent performance.

Applications and Advantages

Non-adjustable snubber balls are used in a variety of applications where it is critical to maintain steady pressure readings and protect instrumentation. In industries like petrochemical refining or HVAC systems, these devices play a crucial role in maintaining the integrity and accuracy of pressure measurements. The primary advantages of using non-adjustable snubber balls include:

  • Protection of Sensitive Equipment: By dampening surges, these devices prevent damage to connected instrumentation such as pressure gauges, transmitters, and sensors.
  • Enhanced Measurement Accuracy: Stabilizing pressure fluctuations helps in providing more accurate and reliable measurement data, crucial for process control and quality assurance.
  • Low Maintenance: Since they are non-adjustable, these snubbers do not require routine adjustments or calibration, minimizing maintenance efforts and costs.
  • Versatility: Suitable for a wide range of applications and compatible with many different media, enhancing their utility across various industrial sectors.


Non-adjustable snubber balls are essential components within pulsation dampeners for effectively managing pressure surges in industrial systems. Their robust design, coupled with the ability to protect sensitive measuring equipment and enhance system reliability, makes them a valuable addition to any high-pressure application. Mid-West Instrument, with over 60 years of expertise in pressure gauge manufacturing, provides high-quality non-adjustable snubber balls designed to meet the demanding requirements of modern industrial applications, ensuring both performance and durability. For those in need of reliable pressure management solutions, Mid-West Instrument offers a range of products tailored to meet diverse operational needs.

For over 60 years, Mid-West Instrument has been a leading provider of premium differential pressure gauges. Need help finding the right pressure gauge and equipment for your business? Reach out to us today to speak with one of our experienced professionals.