Part Number: QTHA-BLS0-2F-2F
Block & bleed valve - 1/4" female NPT inlet x 1/4" female NPT outlet, S.S.
![](https://ralstoninst-web.imgix.net/products/item-QTHA-BLS0-2F-2F-64e527e4cc980.jpg?ixlib=js-3.8.0&w=2112&blur=200&px=16&auto=compress%2Cformat&s=4045b0ea5c61ec6c817f03a50c395e5b)
Keep a calibration system pressurized with a fluid or gas while venting the pressure from the device being calibrated
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