Pulsar 4 Unloader Pressure Actuated Blue Spring HUDSON SKU: 4513

SKU: 4513

• Zinc plated steel pipe

Screw Coupler 22mm x 22mm zinc / brass

Reversible crankcase for easy right or left hand mounting

Pulsar 4 Unloader Pressure Actuated Blue Spring HUDSON SKU: 4513Pulsar 4 Pressure Actuated Unloader Blue Spring 10. 5 GPM max 4000 psi max 194 deg F max 3 8" FPT in out and bypass Pump guru advice: Do not adjust this knob regularly. Set the unloader using a ball valve, whip hose and gauge to 200 psi above the operating pressure of the pump and leave it alone. Constant adjustment will cause premature failure and scoring of the shaft or possible damage to the head or manifold of the pump. Features: Sturdy brass and