

Super Duplex Stainless Steel
Swagelok HC-404-1 Alloy C-276 back ferrule for 1/4 in. tube fittings. Ensures a secure, leak-tight grip and critical sealing integrity in fluid and gas systems.

The Swagelok HC-404-1 is an Alloy C-276 back ferrule designed for 1/4 in. Swagelok tube fittings. The back ferrule ensures a secure, leak-tight grip on tubing, making it ideal for maintaining critical sealing integrity in fluid and gas systems.

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.
| Specification | Value |
|---|---|
| Body Material | Alloy C-276 |
| Cleaning Process | Standard Cleaning and Packaging (SC-10) |
| Connection 1 Size | 1/4 in. |
| Flow Restrictor | No |
| Classification | Code |
|---|---|
| eClass (4.1) | 37020718 |
| eClass (5.1.4) | 37020590 |
| eClass (6.0) | 37020590 |
| eClass (6.1) | 37020590 |
| eClass (10.1) | 37020590 |
| UNSPSC (4.03) | 27121703 |
| UNSPSC (10.0) | 31181503 |
| UNSPSC (11.0501) | 31181503 |
| UNSPSC (13.0601) | 31401700 |
| UNSPSC (15.1) | 31401700 |
| UNSPSC (17.1001) | 31163102 |
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