This is a general specification for temperature regulating with surge protection lubricating oil cooler valves, incorporating oil pressure relief bypass, for use on oil coolers using petroleum or synthetic base lubricating oils.

Classification. Lubricating oil cooler valves (valves) will have a maximum continuous oil flow capacity, and will be one of the following types, as specified (see 6.2):

Type I - 300 pounds per minute capacity.

Type II - 425 pounds per minute capacity.