Stainless Steel Union Tee – 1/4" Tube OD | Compression Instrumentation Fitting
The SUT-4 is a 1/4" tube OD union tee built for clean, high-integrity tube-to-tube connections in pressure systems, hygienic fluid processors, and lab-grade fluid assemblies. Crafted from 316 stainless steel, this corrosion-resistant alloy fitting delivers long-term durability in both sanitary and industrial environments.
● Material: 316 Stainless Steel (Corrosion-Resistant Alloy)
● Connection Type: 1/4" Tube OD x 1/4" Tube OD x 1/4" Tube OD – Union Tee
● Applications: Sanitary fluid transfer, clean in place instrumentation, OEM skids, gas and liquid sampling systems, hygienic valves
A go-to for engineers building out compact process systems, this fitting is fully compatible with compression fittings and instrumentation layouts. It also serves as a trusted Swagelok SS-400-3 alternative, offering seamless performance in systems that demand precise fluid control and hygienic-grade sealing.
Whether you’re routing tubing in a biotech skid, building a CIP loop, or upgrading stainless steel assemblies, the SUT-4 supports leak-tight integrity, system flexibility, and cleanability from install to operation.
| Inch/Metric | Inch |
|---|---|
| Tube Outside Diameter D | 1/4in, mm |
| Width Across Flats h | 1/2in, mm |
| Dimension A | 15.24mm |
|---|---|
| Dimension B | 17.78mm |
| Dimension I | 20.10mm |
| Dimension L | 27.40mm |
| Dimension d [Min] | 4.82mm |
| Swagelok | 400-3 |
|---|