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    Ball type check valves are produced in three sizes: 10-32, 1/8" NPT and 1/4" NPT. They are available in both brass and stainless steel and are suitable for use with liquids or gases. Free flow occurs in one direction only; reverse flow is prevented. All valve seats are metal to metal construction. Minor amounts of seat leakage can be expected. See General Specifications.
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Material

Cracking Pressure (psig)

Connection

Part Number

Material

CV

DIFFERENTIAL CRACK PRESSURE

N/A Brass N/A 0.081 N/A 0 psig
N/A Brass N/A 0.081 N/A 2 psig
N/A Brass N/A 0.081 N/A 10 psig
N/A 303 SS N/A 0.081 N/A 0 psig
N/A 303 SS N/A 0.081 N/A 2 psig
N/A 303 SS N/A 0.081 N/A 10 psig
N/A Brass N/A 0.081 N/A 0 psig
N/A Brass N/A 0.081 N/A 2 psig
N/A Brass N/A 0.081 N/A 10 psig
N/A 303 SS N/A 0.081 N/A 0 psig
N/A 303 SS N/A 0.081 N/A 2 psig
N/A 303 SS N/A 0.081 N/A 10 psig
N/A Brass N/A 0.190 N/A 0 psig
N/A Brass N/A 0.190 N/A 2 psig
N/A Brass N/A 0.190 N/A 15 psig
N/A 303 SS N/A 0.190 N/A 0 psig
N/A 303 SS N/A 0.190 N/A 2 psig
N/A 303 SS N/A 0.190 N/A 15 psig
N/A Brass N/A 0.190 N/A 0 psig
N/A Brass N/A 0.190 N/A 2 psig
N/A Brass N/A 0.190 N/A 15 psig
N/A 303 SS N/A 0.190 N/A 0 psig
N/A 303 SS N/A 0.190 N/A 2 psig
N/A 303 SS N/A 0.190 N/A 15 psig
N/A Brass N/A 0.02 N/A 125 psig
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