

Super Duplex Stainless Steel
Swagelok B-403-1 brass front ferrule for 1/4 in. tube fittings. Features standard cleaning and packaging, providing a precise seal and reliable tube grip.

Swagelok B-403-1 is a brass front ferrule designed for 1/4 in. Swagelok tube fittings. The front ferrule provides a precise seal and tube grip, which is ideal for maintaining leak-tight performance in critical fluid systems.

| Specification | Value |
|---|---|
| Body Material | Brass |
| Cleaning Process | Standard Cleaning and Packaging (SC-10) |
| Connection 1 Size | 1/4 in. |
| Flow Restrictor | No |
| eClass (4.1) | 37030708 |
| eClass (5.1.4) | 37020590 |
| eClass (6.0) | 21022110 |
| eClass (6.1) | 37020590 |
| eClass (10.1) | 37020590 |
| UNSPSC (4.03) | 40161500 |
| UNSPSC (10.0) | 31181503 |
| UNSPSC (11.0501) | 31181503 |
| UNSPSC (13.0601) | 31401700 |
| UNSPSC (15.1) | 31401700 |
| UNSPSC (17.1001) | 31163102 |
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.
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