Figure 3 - An exploded view of an FMC Pressure
Regulator. Starting at the top with the adjusting nut and handle, then the cap
screw, then the spring housing, then the outer spring and then the inner spring,
then the spring seat, packing cup, washer, valve, set screw, then the sleeve and
cylinder assembly, the valve seat, the gasket and finally the relive valve body.
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