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Ralston QTHA-4MS0 1/2" male NPT x male Quick-test, no check-valve, S.S. stainless adapter



Connects Female NPT to Quick-test hoses with brass or stainless steel hose ends.
  • Ideal for connecting to pressure transmitters or other devices under test using thread sealant
  • Quickly connect and disconnect Quick-test hoses for testing, calibrating and sampling
  • Made in USA




Pressure Range 0 to 5000 psi (0 to 345 bar)
End C1 1/2" Male NPT
End C2 Male Quick-test
Has Check Valve No
Temperature range 0 to 225 °F (-18 to 107 °C)
Construction Stainless Steel
Seal materials Buna-N
Dimensions A 1.57 in (3.99 cm)
Dimensions B 0.87 in (2.21 cm)
Wrench Size 7/8 in, 23 mm


Ralston QTHA-4MS0 1/2