The John Guest 3/8” × 5/16” Straight Superseal fitting delivers an effective, dependable connection for stainless steel tubing. Equipped with JG Superseal technology, it guarantees an easy, no tool installation while a tight seal is kept by the two food-grade nitrile O-rings. Being made of sturdy gray acetal, this fitting is the best choice for potable water, beverage systems, and other food-quality application areas.
Features & Benefits
- Quick and easy connection/disconnection
- Acetal body with double nitrile O-rings for durable, secure sealing
- NSF51 and NSF61 listed for food safety and compliance
- Lead-free materials, safe for potable water and beverages
- For use with stainless steel tubing
- Food quality, suitable for potable liquids and pure water
Working Pressure & Temperature
Sizes 5/32"–5/16":
- Max 230 psi at 68°F
- Max 150 psi at 150°F
Sizes 3/8"–1/2":
- Max 150 psi at 68°F
- Max 100 psi at 150°F
Perfect for commercial and residential beverage lines, water filtration systems, and any system requiring reliable, leak-free stainless steel tubing connections.
