Overview Ralston NPT Female Quick-test Gauge Adapters QTHA-1FBA
Connect to a pressure gauge or other device with Male NPT connections to a Ralston hand pump or nitrogen calibration device
- Install with thread tape once onto any male NPT pressure gauge then use the Quick-test connection to quickly connect or disconnect from any Ralston hand pump, nitrogen calibration device or other Quick-test adapter
- Saves the threads on a pressure gauge by not needing to make and remake the connection with thread sealant
- Made in USA

Model | Max Pressure | Connection | Connection | Check Valve | Cap and Chain | Materials |
QTHA-1FBA | 5000 PSI / 350 bar / 35 MPa | 1/8″ Female NPT (ASME B1.20.1) | Female Quick-test | No | No | Brass |
QTHA-2FBA | 5000 PSI / 350 bar / 35 MPa | 1/4″ Female NPT (ASME B1.20.1) | Female Quick-test | No | No | Brass |
QTHA-2FSA | 5000 PSI / 350 bar / 35 MPa | 1/4″ Female NPT (ASME B1.20.1) | Female Quick-test | No | No | Stainless Steel |
Source: ralstoninst.com
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