DK-LOK
Tube x Tube Reducing Union - 316 Stainless Steel
- Availability:
- Allow 1-2 Days to Ship
- Weight:
- 0.00 LBS
Description
Tube x Tube Reducing Union - 316 Stainless Steel
Tube x Tube Reducing Unions are designed to connect two different instrumentation tubing outside diameters in straight tube-to-tube fluid system layouts. Manufactured from high-quality 316/316L stainless steel, these reducing union fittings provide secure, leak-tight performance in instrumentation, hydraulic, chemical, oil & gas, power generation, and industrial fluid handling applications.
Featuring DK-LOK’s precision double ferrule compression tube fitting design on both ends, these reducing unions offer excellent vibration resistance, dependable sealing capability, and simplified installation for process control and instrumentation systems.
- 316/316L stainless steel construction
- Reducing union configuration
- Double ferrule compression tube ends
- Connects different fractional tube OD sizes
- Leak-tight instrumentation performance
- Excellent vibration resistance
- Designed for tube-to-tube size transitions
- Available in multiple fractional tube OD combinations

Use our tube fitting reference documents and installation guides to confirm proper sizing and installation before ordering.
Tube Fitting Brochure PDF Installation Instructions PDFNeed more instrumentation fittings? Shop our full tube fittings category for unions, elbows, tees, adapters, ferrule fittings, and instrumentation components.