The
HMI 158 Series Excess Flow Check Valve has female x
female American Standard pipe threads. This series valve
can be installed in any position with only a negligible
difference in flow, however customer should state the
position the valve will be installed in. This series was
designed for line installation. Many standard flows are
available, however other flows requiring special springs
and setting are available at a one time development cost,
please call for quotation.