

Super Duplex Stainless Steel
Swagelok SS-400-3-4-2 stainless steel reducing union tee tube fitting. Connects 1/4 in. and 1/8 in. tube OD. Features 316 stainless steel body and standard cleaning (SC-10) for critical systems.

Swagelok SS-400-3-4-2 is a stainless steel reducing union tee tube fitting designed for 1/4 in. x 1/4 in. x 1/8 in. tube OD. This tee reducer fitting connects tubing of varying sizes in a three-way configuration—ideal for branching flow in compact, critical systems.
| Specification | Value |
|---|---|
| Body Material | 316 Stainless Steel |
| Bored Through | No |
| Cleaning Process | Standard Cleaning and Packaging (SC-10) |
| Connection 1 Size | 1/4 in. |
| Connection 1 Type | Swagelok® Tube Fitting |
| Connection 2 Size | 1/4 in. |
| Connection 2 Type | Swagelok® Tube Fitting |
| Connection 3 Size | 1/8 in. |
| Connection 3 Type | Swagelok® Tube Fitting |
| Flow Restrictor | No |
| eClass (4.1) | 37020716 |
| eClass (5.1.4) | 37020506 |
| eClass (6.0) | 37020506 |
| eClass (6.1) | 37020506 |
| eClass (10.1) | 37020506 |
| UNSPSC (4.03) | 40142603 |
| UNSPSC (10.0) | 40142615 |
| UNSPSC (11.0501) | 40142605 |
| UNSPSC (13.0601) | 40183102 |
| UNSPSC (15.1) | 40183102 |
| UNSPSC (17.1001) | 40183102 |
WARNING
Do not mix/interchange Swagelok products or components not governed by industrial design standards, including Swagelok tube fitting end connections, with those of other manufacturers.
Explore similar products in our catalog







