Swagelok SS-445-FP is a high-pressure needle valve constructed from cold-worked 316 stainless steel, designed to handle demanding industrial applications with working pressures up to 45,000 psig (3102 bar). This straight-pattern valve features 9/16-18 female straight thread end connections and is rated for a broad temperature range from -65°F to 450°F (-53°C to 232°C). With a maximum flow coefficient (Cv) of 0.12, it provides precise shutoff control for high-pressure gas and liquid systems.

Key Features

• High Pressure Performance: Cold-worked 316 stainless steel body and high-pressure end connections enable reliable operation at pressures up to 45,000 psig.
• Precision Control: 2-way shutoff straight pattern design with a Cv of 0.12.
• Material Integrity: 316 stainless steel construction ensures excellent corrosion resistance and durability.
• Standardized Cleaning: Processed with Standard Cleaning and Packaging (SC-10) to meet industrial purity requirements.

Technical Specifications

Specification	Details
Body Material	316 Stainless Steel
Flow Pattern	2-Way, Shutoff Straight
Connection 1 / 2 Size	9/16-18 in.
Connection 1 / 2 Type	Female Straight Thread
Maximum Flow Coefficient (Cv)	0.12
Maximum Temperature	450°F (232°C)
Minimum Temperature	-65°F (-53°C)
Cleaning Process	Standard Cleaning and Packaging (SC-10)

Selection and Safety Notes

Safety Consideration

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.

Component Compatibility

Do not mix or interchange Swagelok products or components not governed by industrial design standards, including Swagelok tube fitting end connections, with those of other manufacturers.