Automotive Combination Valves
The most common combination valve is the umbrella-duckbill style, but other combinations include bidirectional-umbrella, duckbill-diaphragm, etc.
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| Geometry Number | mm | Inches | Comments | |||||||||||||||||||||||||||||||||||||
 | VA3117View Data Sheet | Outer Diameter (mm): 11.68 | Outer Diameter (Inches): 0.465 | Comments: High Cracking Pressure, Lower Flow | View Products | |||||||||||||||||||||||||||||||||||
VA3117The VA3117 design is a general purpose combination valve. The high umbrella cracking pressure is designed to prevent flow-through below a design pressure.
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 | VA3667View Data Sheet | Outer Diameter (mm): 15.87 | Outer Diameter (Inches): 0.625 | Comments: Low Cracking Pressure, Higher Flow | View Product | |||||||||||||||||||||||||||||||||||
VA3667The VA3667 design is a larger general purpose combination valve. This design has higher flow and lower umbrella cracking pressure to prevent flow-through below a design pressure.
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