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The 281 Zero Leak pressure relief insert is designed for thermal relief and low-flow hydraulic pressure relief where zero leakage is needed. It weighs 6 g and accommodates flows from a few ml per min for thermal relief to 250 ml/min for low flow pressure relief. Working temperature is -65° to 275°F and cracking pressure is preset ranging from 1300 to 4700 psid.
The Lee Co.
(860) 399-6281
www.theleeco.com