York 021-18494-000 Screw 318973-401 Direct OEM Compatibility: Engineered for

Direct OEM Compatibility: Engineered for specific Carrier chiller models

providing a robust solution for contractors requiring high-reliability switching in demanding environments

By maintaining consistent manifold pressure

This high-precision venter wheel

Industry-Standard Ports: Features 1/2-inch FNPT threaded connections for direct in-line installation without custom adapters

York 021-18494-000 Screw 318973-401 Direct OEM Compatibility: Engineered forThe York 021 18494 000 Cap Screw is a critical OEM replacement fastener designed for high stress mechanical assemblies within industrial HVACR systems. As a hex head cap screw, it features precision machined threads and a robust alloy construction to maintain structural integrity under the constant vibration and thermal cycling typical of commercial chillers and air handling units. This part ensures a secure metal to metal bond, preventing hardware