Check the listing for details. 1 Swagelok Stainless Steel Male Run 3/8" Tube x 3/8" Male NPT SS-600-3-6TMT. Condition: New, Made in United States. Listed at 34.99 USD. The product is a Swagelok stainless steel male run tee with a 3/8" tube and 3/8" male NPT connection. Made in the United States, this unit is designed for use in various hydraulic, pneumatic, pump, and plumbing applications. With its high-quality construction and reliable brand reputation, this fitting ensures durability and performance in industrial settings.The product is a Swagelok stainless steel male run tee with a 3/8" tube and 3/8" male NPT connection. Made in the United States, this unit is designed for use in various hydraulic, pneumatic, pump, and plumbing applications. With its high-quality construction and reliable brand reputation, this fitting ensures durability and performance in industrial settings.