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.

SKF
The SKF WVN501-5.28X1.78 is an industrial component also designated as manufacturer model RUNDDICHTRING WVN501-5.28X1.78 and part number 204166. This SKF part is manufactured to the specified dimensional and model parameters. Submit the exact part number, quantity, and application requirements to receive a formal quotation.
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 SKF WVN501-5.28X1.78. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.