





🚀 Keep flow moving forward—no backtracking allowed!
The Quickun 5/16" Barb Hose One Way Inline Check Valve features a durable PVDF plastic shell and silicon rubber diaphragm, designed to fit standard 5/16" hoses with a secure pagoda card slot. It operates reliably in temperatures from 25°C to 135°C and resists acid, alkali, and salt corrosion, making it ideal for automotive and pneumatic systems to prevent reverse fluid or air flow.






| Manufacturer | Quickun |
| Part Number | 1-2120-valve-2new |
| Package Dimensions | 5.9 x 3.5 x 2.3 cm; 10 g |
| Item model number | 2.00 |
| Size | 16 inches |
| Material | Plastic Rubber |
| Number of Pieces | 2 |
| Batteries included? | No |
| Batteries Required? | No |
| Item Weight | 10 g |
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