Union Tube Fittings

Constructed from high-grade stainless steel, SuperlokUSA® union fittings provide exceptional corrosion resistance, durability, and a long service life, making them an ideal solution for petrochemical, aerospace, and manufacturing industries. Designed for simple installation and maintenance, these fittings allow for quick disconnection and reconnection without compromising system integrity.

Reliable, Leak-Tight Connections with Versatile Performance

Each SuperlokUSA® union tube fitting is built to ASME, ISO, and API standards, ensuring compatibility with industry specifications. They provide a metal-to-metal seal, which enhances structural stability and minimizes the risk of leaks under high pressure.

Our range of union fittings includes:

• SAF Female JIC Unions – Designed for secure, high-pressure hydraulic connections, ensuring superior sealing with precision-machined threads.
• SAU Male JIC Unions – Engineered for robust gas and fluid transfer, offering exceptional durability in demanding applications.
• SBHRU Bulkhead Reducing Unions – Ideal for connecting tubing of different sizes, optimizing fluid flow without pressure loss.
• SBHU Bulkhead Unions – Designed for panel mounting, ensuring secure tube-to-tube connections in confined spaces.
• SRU Reducing Unions – Offering seamless transitions between varying tube sizes, minimizing flow turbulence.
• SU Unions – General-purpose high-performance unions, providing flexibility in system design and integration.

Why Choose SuperlokUSA® Union Tube Fittings?

Leak-Free Tube-to-Tube Connections: Engineered for secure, gas-tight sealing, preventing leaks under high-pressure and high-temperature conditions.

Superior Strength & Corrosion Resistance: Manufactured from 316 stainless steel, ensuring long-lasting performance in aggressive fluid environments.

Swagelok® Alternative: Fully compatible with Swagelok® union fittings, providing a cost-effective, high-performance solution without compromising quality.

Quick Installation & Maintenance: Precision threaded and compression designs allow for fast assembly, reducing downtime and improving efficiency.

Industry-Compliant: Meets ASME, ISO, API, and ANSI standards, ensuring safety, durability, and regulatory compliance.

Versatile Applications: Ideal for petrochemical, hydraulic, chemical processing, and instrumentation systems, where high-reliability fittings are crucial.

SuperlokUSA® union tube fittings and union fittings deliver exceptional performance and reliability, ensuring secure, high-pressure connections across industries.

Browse our products today to find the best union fitting solution for your system!