Confirm the exact configuration
Use the manufacturer part number and model code—not appearance alone. Connection, size, material, voltage, pressure, seal, and control options can differ within the same product family.

Parker
The Parker industrial coupling, designated by part number KDK 4 NW5 ES4A and identified with GTIN 4050571397883, is manufactured for fluid connection applications. Submit the exact part number, quantity, and application requirements to request a quote for this component.
For a faster response, include quantity, condition, and delivery destination.
Verified configuration
Engineering context
Use the manufacturer part number and model code—not appearance alone. Connection, size, material, voltage, pressure, seal, and control options can differ within the same product family.
Provide quantity, delivery country and ZIP/postal code, required condition, target date, and photographs of the existing nameplate when available.
Our sourcing response is prepared against Parker KDK 4 NW5 ES4A. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.