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Swagelok Nuts

High-Quality Swagelok Nuts from TFM: Ensuring Secure and Leak-Free Connections

When working with high-pressure systems or vacuum applications, the integrity of your fittings and connections is paramount. Swagelok nuts are critical components designed to provide secure, leak-free seals in fluid and gas systems. At TFM, we offer premium Swagelok nuts engineered for superior performance in both low and high-pressure environments. Whether you’re working with gas distribution systems, vacuum systems, or chemical processing, TFM’s Swagelok nuts ensure reliable, durable connections.

What Are Swagelok Nuts?

Swagelok nuts are an essential part of Swagelok fittings, which are widely used in industries requiring secure, leak-tight connections. These nuts are designed to work with Swagelok tube fittings, which use a unique two-ferrule design for enhanced sealing. The nut is threaded onto the fitting and applies pressure to the ferrules, ensuring a tight seal. Swagelok nuts are ideal for a wide range of applications, including high-pressure fluid systems, vacuum systems, and gas transfer systems.

Key Features of Swagelok Nuts

  • Leak-Tight Connections: Swagelok nuts work with Swagelok fittings to create strong, leak-tight seals, even under high pressure or extreme conditions, ensuring the safety and reliability of your systems.

  • Durable Construction: Made from high-quality materials like stainless steel, TFM’s Swagelok nuts are resistant to corrosion, wear, and chemical damage, ensuring long-lasting performance.

  • Easy to Install: Swagelok nuts are designed for quick and easy installation, providing a secure connection without the need for specialized tools or additional sealing materials.

  • Versatility: Available in a range of sizes and configurations, TFM’s Swagelok nuts are compatible with a variety of Swagelok fittings and are suitable for numerous applications, from low-pressure systems to high-pressure installations.

  • Reliable Performance: Known for their reliability and precision, Swagelok nuts are engineered to perform consistently in the most demanding environments, providing peace of mind in your fluid and gas systems.

Applications of Swagelok Nuts

Swagelok nuts are widely used across various industries where secure, leak-proof connections are crucial. Some key applications include:

  • Oil and Gas: Used in high-pressure pipelines and fluid transfer systems, where safety and reliability are of utmost importance.

  • Chemical Processing: Swagelok nuts provide secure connections in corrosive environments, ensuring no leaks in chemical transfer systems.

  • Vacuum Systems: In industries such as semiconductor manufacturing, Swagelok nuts play a vital role in maintaining high vacuum integrity and preventing leaks.

  • Pharmaceuticals: Essential for sterile, leak-free systems used in pharmaceutical and biotechnology applications.

  • General Industrial Applications: Swagelok nuts are suitable for a wide range of industries, including automotive, food processing, and instrumentation systems.

Why Choose TFM for Your Swagelok Nuts?

At TFM, we take pride in offering only the highest quality components for your fluid and gas systems. Our Swagelok nuts are sourced from trusted manufacturers and undergo stringent quality control to ensure optimal performance. When you choose TFM, you benefit from:

  • Quality Assurance: Each Swagelok nut is manufactured to meet the highest standards, ensuring leak-tight, reliable performance in your systems.

  • Wide Selection: We offer a variety of sizes and configurations to fit different Swagelok fittings and system requirements.

  • Expert Guidance: Our team of experts is available to help you select the right Swagelok nuts and fittings for your specific application needs.

  • Quick Delivery: TFM ensures timely delivery of all Swagelok nuts, so you can keep your projects moving forward without delays.

  • Competitive Pricing: We offer affordable prices on all Swagelok nuts without compromising on quality, providing exceptional value for your investment.

Get Your Swagelok Nuts from TFM Today

If you need high-performance Swagelok nuts for your fluid, gas, or vacuum system, TFM is the trusted supplier you can count on. Our Swagelok nuts are designed for reliable, leak-tight connections that perform consistently under high pressure, ensuring the efficiency and safety of your systems.

Contact TFM today to request more information, get a quote, or place an order. Our knowledgeable team is ready to assist you with all your Swagelok fitting needs.

Ordering Table

Reference Material Tube OD 1 Part Number
Swagelok Nuts Stainless Steel 1/16" SS-102-1
Swagelok Nuts Stainless Steel 1/8" SS-202-1
Swagelok Nuts Stainless Steel 1/4" SS-402-1
Swagelok Nuts Stainless Steel 3/8" SS-602-1
Swagelok Nuts Brass 1/4" B-402-1
Swagelok Nuts Brass 3/8" B-602-1

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FAQ

Tube fittings are designed for tubes (measured by outside diameter and wall thickness) used in high-pressure and instrumentation applications, whereas pipe fittings are for pipes (identified by nominal pipe size) primarily used in fluid transport.

 

Common valve types include ball valves, gate valves, check valves, butterfly valves, and globe valves. Each serves a specific function—from quick shutoff (ball/gate valves) to flow regulation (globe valves).

 
  • For tubing, measure the outside diameter; for pipes, refer to the nominal pipe size (using conversion charts if needed). Always match the valve or fitting size to your pipe’s dimensions and flow requirements.

  • Frequently used thread types include NPT (National Pipe Tapered), BSP (British Standard Pipe), and UNC, along with slip-fit options that rely on compression or fusion rather than threads.

Interchangeability depends on manufacturer specifications and certification. Always verify compatibility via manufacturer guides or certified interchangeability charts.

 
  • A coupling is a short, straight fitting used to join two pipes or tubes. It provides a secure, leak-tight connection and can sometimes serve to extend or repair piping runs.

Consider valve type, pressure and temperature ratings, material compatibility with your fluid, actuation method (manual or automatic), and maintenance requirements.

 
  • Valves regulate flow by opening, closing, or partially obstructing the pathway. Their mechanisms (such as the rotation of a ball or the linear movement of a gate) determine the speed and precision of flow control.

  • A flange is a flat, circular component used to connect pipes, valves, or other equipment. Bolted together with gaskets, flanges provide a secure, leak-proof joint that facilitates both assembly and maintenance.

  • Manual valves require physical operation via handles or levers, whereas actuated valves use mechanisms—pneumatic, electric, or hydraulic—to open and close automatically or remotely.

  • Issues include leaks caused by improper installation, over-tightening, degraded seals, material incompatibility, and fatigue from repeated cycling. Regular inspection and proper installation practices help mitigate these problems.

Regular maintenance involves periodic inspections, cleaning or replacing worn seals, ensuring proper torque during installation, and adhering to manufacturer guidelines and local plumbing codes to preserve system integrity.

 

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