YUB21405 UNLOADER 21GPM 4050PSI BLUE SPR

Description YUB21405 – Trapped Pressure Unloader Valve 21 GPM @ 4050 PSI Blue Spring YUB21405 Trapped Pressure Unloader Valve 21 GPM @ 4050 PSI Blue Spring by General Pump. Replaces YUB2140 / VB80/150-280. Blue spring unloader valve. Rated up to 4050 PSI and 21 GPM. Specifications: Maximum Volume: 21 GPM, Rated Pressure: 4050 PSI, Maximum Pressure: 4500 PSI, Maximum Temperature: 195 Deg. F. (140 Deg. F. continuous), Inlet: (2) 1/2 NPT-F, Outlet: 1/2 NPT-F, Bypass: (1) 1/2 NPT-F, Overall Dimension: 7.57 x 3.96 x 1.5 , Weight: 3.1 Lbs. Features: NEW improved design! Reduced pressure loss Makes for easier gun operation Extremely reliable Easy maintenance Specifications: Maximum Volume: 21 GPM Rated Pressure: 4050 PSI Maximum Pressure: 4500 PSI Maximum Temperature: 195 Deg. F. (140 Deg. F. continuous) Inlet: (2) 1/2 NPT-F Outlet: 1/2 NPT-F Bypass: (1) 1/2 NPT-F Overall Dimension: 7.57 x 3.96 x 1.5 Weight: 3.1 Lbs. Note: The valve has been designed for continuous use at a water temperature of 140 Deg. F. It can operate for short periods at a maximum temperature of 195 Deg. F. SKU: YUB21405

VRT100-330D UNLOADER 26GPM 4800 PSI BLUE W/DUAL BYPASS

PRESSURE ACTUATED UNLOADER FEATURES: Positioning of all o-ring seals before the threads, for greater mechanical strength Shutter axially guided for greater stability at high flow rates Stainless steel seat and shutter designed by fluid dynamics study to eliminate instabilities and turbulences with great benefit in terms of long life Stem with internal anti-rotation system, for greater life Stem o-ring seal is placed on the connecting stem guide to allow the stroke of the stainless steel stem on o-ring, increasing the life Hexagonal check valve for a better smoothness SPECIFICATIONS: Maximum flow: 26 GPM Maximum pressure: 4640 PSI Inlet: 1/2″ FPT Discharge 1/2″ FPT DUAL bypass port 1/2″ FPT BUNA-N SEALS

UNLOADER BLOCK 3/8 FPT X 3/8 FPT NICKEL PLATED STEEL

 3/8″FPT x 3/8″FPT nickel plate steel • 4 000 psi maximum • Attach unloader to pressure washer frame to lessen vibration and extend unloader life