# Vent Valve

> Vent valves are often installed to close the vent lines when fuel is present. As fuel rises in the tank, the float swings up due to buoyancy forces until the poppet mates against the housing.

所属技术：航空航天

## 技术参数

| 参数 | 值 | 单位 |
| --- | --- | --- |
| 重量 | Dry: 0.71 lb |  |
| 工作温度 | Fluid: -58° to +131 °F |  |
| 内部泄漏率 | 5 cc/min max with poppet submerged under 2 inches of fuel |  |
| 工作压力 | 0 to 5 psig |  |
| 可承受压力 | 12 psig |  |
| 爆破压力 | 24 psig |  |
| 开启压力 | 0.65 psid minimum (when valve is initially closed and float is submerged |  |
| 周期数/生命期 | 80,000 cycles |  |

## 型号入口（首批）

- [FSDVntVlv](https://hypher.com.cn/products/model/fsdvntvlv-6820dab066926572/index.md)

## 技术资料与 CAD

- [Launching Innovation - Aerospace Systems and Components](https://hypher.com.cn/library-assets/412aa541dd55d5e09d464d96c06cc1f4509ee39297d03ce9364cfb686b144d85.pdf)：document

资料来源：[原始系列资料](https://ph.parker.com/cn/zh/product-list/vent-valve)

价格、库存和交期请联系上海海费确认。更多型号和资料见 [完整系列页面](https://hypher.com.cn/products/aerospace/vent-valve)；[联系技术支持](https://hypher.com.cn/contact)