417 / | HD | PUMPS |
279 | DF | WITH CONDITION RESPONSIVE PUMPED FLUID CONTROL {22} |
307 | .~ Pressure responsive relief or bypass valve {4} | |
308 | DF | .~.~> Having additional relief or bypass valve |
309 | DF | .~.~> Responsive to pump inlet condition |
310 | DF | .~.~> Rotary expansible chamber pump |
311 | DF | .~.~> Adjustable spring loaded valve |