Part Number: QTHA-BLB0-2F-2F
Block & bleed valve - 1/4" female NPT inlet x 1/4" female NPT outlet, brass
![](https://ralstoninst-web.imgix.net/products/item-QTHA-BLB0-2F-2F-64e52762792d9.jpg?ixlib=js-3.8.0&w=2112&blur=200&px=16&auto=compress%2Cformat&s=00f843ab6c047d2c2ed31c1fc733f054)
Keep a calibration system pressurized with a fluid or gas while venting the pressure from the device being calibrated
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