Swagelok SS-1VF4 stainless steel integral-bonnet needle valve. Integral-bonnet needle valves are compact needle valves available in a full range of sizes, configurations, and materials for a variety of applications. This model features a straight pattern and a Vee stem.

Specifications

Specification	Value
Body Material	316 Stainless Steel
Cleaning Process	Standard Cleaning and Packaging (SC-10)
Connection 1 Size	1/4 in.
Connection 1 Type	Female NPT
Connection 2 Size	1/4 in.
Connection 2 Type	Female NPT
CV Maximum	0.73
Flow Pattern	Straight (2-way)
Handle Style	Phenolic Knob
Low Emissions Certified	Yes
Maximum Temperature	600°F (315°C)
Max Temperature Pressure Rating	600°F @ 3130 PSIG / 315°C @ 215 BAR
Minimum Temperature	-65°F (-53°C)
Orifice	0.250 in
Room Temperature Pressure Rating	5000 PSIG @ 100°F / 344 BAR @ 37°C
Stem Tip Material	316 Stainless Steel
Stem Type	Vee

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. 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.