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189:RReturn to Model 189

	189 R dimensions
	189 R dimensions

Flow Rating

The table on the following page shows the range of flow rates available for common fluids. Each size valve has several different spring options that can be used to vary the closing flow rate. Please contact MGM for assistance in choosing the proper spring for your specific application.
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LIQUID FLOW RATES (GALLONS PER MINUTE) VAPOR FLOW RATES (SCFM*)
SPRING Delta P CV WATER NH3 PROPANE BUTANE AIR NH3 PROPANE BUTANE
X754 3.0 386.8 670 853 938 877 7,174 9,356 5,814 5,064 Get Quote
X414 4.0 479.0 958 1,219 1,341 1,254 10,258 13,378 8,314 7,241 Get Quote
X1085 6.0 422.1 1,034 1,316 1,448 1,353 11,072 14,439 8,973 7,816 Get Quote
X1169B 12.0 439.4 1,522 1,937 2,131 1,992 16,298 21,254 13,208 11,504 Get Quote
3004+15% 14.0 433.5 1,622 2,064 2,271 2,122 17,369 22,650 14,076 12,260 Get Quote
3004+24% 14.0 444.5 1,663 2,117 2,329 2,176 17,808 23,223 14,432 12,570 Get Quote

*Vapor flow rates are shown at 60 degrees F, 100 psig