One Way Check Valve. This one-way check valve features a Male AN fitting on either end in sizes ranging from -4 through to -16. The valve comes with a 1.5psi spring installed and there is an optional 5psi spring where required. The length of the valve body is 29mm for the -4 to -8 or 35mm for the -10, 12 and -16 unit.
Available in Blue, Black and Silver.