

Swagelok SS-18RM8-F8 stainless steel integral bonnet needle valve with straight pattern and regulating stem. Features 1.80 Cv, 1/2 in. NPT connections, and 5000 PSIG pressure rating.

Swagelok SS-18RM8-F8 stainless steel integral bonnet needle valve with a straight pattern and regulating stem. Integral-bonnet needle valves are compact needle valves available in a full range of sizes, configurations, and materials for a variety of applications.

| Specification | Value |
|---|---|
| Body Material | 316 Stainless Steel |
| Cleaning Process | Standard Cleaning and Packaging (SC-10) |
| Connection 1 Size | 1/2 in. |
| Connection 1 Type | Male NPT |
| Connection 2 Size | 1/2 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 (4.1) | 37010203 |
| eClass (5.1.4) | 37010201 |
| eClass (6.0) | 37010203 |
| eClass (6.1) | 37010203 |
| eclass (10.1) | 37010203 |
| UNSPSC (4.03) | 40141602 |
| UNSPSC (10.0) | 40141602 |
| UNSPSC (11.0501) | 40141602 |
| UNSPSC (13.0601) | 40141602 |
| UNSPSC (15.1) | 40141602 |
| UNSPSC (17.1001) | 40183102 |
System Design and Compatibility
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.
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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