Gear box for emergency control Reference: 5971 Valve Technical Sheet Installation Manual Consult product Reference Size Minimum purchase unit Weight (Kg) Box / carton 5971 04 GEAR BOX FOR EMERGENCY CONTROL 1 5.42 1/4 5971 05 GEAR BOX FOR EMERGENCY CONTROL 1 15.105 1/1 5971 06 GEAR BOX FOR EMERGENCY CONTROL 1 15.8 1/1