See Product Details

The Lee Company's new 375 High Pressure PRI is a relief valve designed for optimal performance in applications with high backpressure. This new relief valve has shown stable relief flow performance in applications with backpressures up to 850 psig.

The 375 High Pressure PRI offers a range of cracking pressures for 3000, 4000 and 5000 psi systems with system peak pressures up to 6750 psi. Featuring a durable tungsten carbide ball and 440C CRES seat, the relief valve weighs only 20 grams and is 100% tested and inspected to ensure reliable, consistent performance.