

Swagelok SS-18RF6 integral bonnet needle valve features a straight pattern, regulating stem, 3/8 in. female NPT connections, and 316 stainless steel body. Rated to 5000 PSIG at 100°F.

Swagelok SS-18RF6 integral-bonnet needle valve is a compact needle valve available in a full range of sizes, configurations, and materials for a variety of applications. It features a straight pattern, a regulating stem, and 3/8 in. female NPT connections.
| Specification | Value |
|---|---|
| Body Material | 316 Stainless Steel |
| Cleaning Process | Standard Cleaning and Packaging (SC-10) |
| Connection 1 Size | 3/8 in. |
| Connection 1 Type | Female NPT |
| Connection 2 Size | 3/8 in. |
| Connection 2 Type | Female NPT |
| CV Maximum | 1.8 |
| Flow Pattern | Straight (2-way) |
| Handle Style | Aluminum Bar |
| Low Emissions Certified | Yes |
| Maximum Temperature, °F (°C) | 600 (315) |
| Max Temperature Pressure Rating | 600°F @ 3130 PSIG / 315°C @ 215 BAR |
| Minimum Temperature, °F (°C) | -65 (-53) |
| Orifice | 0.375 in. |
| Room Temperature Pressure Rating | 5000 PSIG @ 100°F / 344 BAR @ 37°C |
| Stem Tip Material | 316 Stainless Steel |
| Stem Type | Regulating |
| eClass | 37010203 (various versions) |
| UNSPSC | 40141602 / 40183102 |
WARNING
The complete catalog contents must be reviewed to ensure that the system designer and user make a safe product selection. When selecting products, the total system design must be considered to ensure safe, trouble-free performance. Function, material compatibility, adequate ratings, proper installation, operation, and maintenance are the responsibilities of the system designer and user.
DANGER
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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