Cla Val 81663H 7100 Air to Close Inline Control Valve, 2" FNPT ATP 1721 300 Exact replacement identity Elkhart part 0002981 Exact replacement identity Elkhart part 28135001 Manufacturer documented application Vulcan 8500 02 monitor Component function Discharge side elbow in the monitor waterway assembly Service use For repair of a matching monitor assembly Product Specifications Monitor Sensor position 8494 01 Sidewinder Electric Vertical or horizontal 8494 RF Sidewinder RF Vertical Before ordering The Cla Val 81663H Model 7100 is a 2 inch air to close inline control valve designed for remote pneumatic control of water flow in water truck and industrial plumbing systems Application Use Case Water Truck Spray Systems Remote control of spray bar and water distribution circuits Dust Control Trucks Pneumatic control of water flow for construction and mining dust suppression Tank Truck Plumbing Inline shutoff and flow control in compatible water plumbing Industrial Water Systems Remote air actuated water flow control