Bullet_point: ['The B5 Series Valve is a Basic 1/4" Valve with 1/4" and 3/8 inch^The bi-directional wear compensated spool performs well in temperature ranges from 5F to 120F and pressure ranges from vacuum to 145 PSG^Non lube lubrication^1.1 to 1.4 Cv flow rate^ Single Solenoid, 2-Position NO - Air Return/Spring Assist, #1 Internal Port, Vented, Locking Flush, 22 mm Rectangular 3-Pin