Mercedes W251 Windscreen Front Window Washer Jet Nozzle Centre A2518600347

Mercedes W251 Windscreen Front Window Washer Jet Nozzle Centre is a precision component of the windscreen washing system, responsible for evenly distributing washer fluid onto the central part of the windshield. As an original Mercedes component, it ensures the correct spray angle, stable operation while driving, and full compatibility with the factory washer system. Using this part allows for an economical way to restore proper visibility and functionality of the washer system.

Specifications and technical data

• SKU: A2518600347
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2518600347
• Substitutable numbers: A2518600347, A 251 860 03 47
• Location on the vehicle: Front
• Part type: Washer Nozzle
• Category: Washer Pumps, Reservoirs & Nozzles

Purpose and function of the washer nozzle

The central washer nozzle in the Mercedes W251 model operates at the front of the vehicle, responsible for covering the driver's central field of view with fluid. A properly functioning nozzle:

• ensures even distribution of fluid onto the windshield,
• reduces fluid consumption thanks to the correct spray pattern,
• works seamlessly with the factory pump and washer system hoses,
• stabilizes wiper operation, improving cleaning efficiency.

Thanks to its precise placement at the front of the vehicle, this component supports safe vehicle operation in rain, snow, and road grime conditions.

Construction and integration with the washer system

The nozzle is part of the Washer fluid reservoirs, pumps, and nozzles group, which means full integration with other components of this system. The design provided by the manufacturer includes:

• precise fitment to the hood and windshield equipment,
• appropriate connection diameter for the fluid hose,
• resistance to typical operating conditions (temperature changes, moisture, road grime),
• stable mounting, minimizing the risk of leaks or displacement.

This solution allows for maintaining the factory performance parameters of the washer system without the need for system modifications.

Benefits of using an original Mercedes nozzle

Using an original nozzle in the Mercedes W251 translates into a number of practical advantages:

• Factory fitment – no need for modifications, proper alignment with bodywork elements.
• Stable spray parameters – maintaining the manufacturer-intended spray angle and reach.
• System compatibility – correct operation with the reservoir, pump, and washer fluid hoses.
• Possibility of economical washer system repair while maintaining manufacturer standards.

This solution is particularly beneficial when replacing a single element while the rest of the system remains functional.

Condition, installation, and part selection

The offered nozzle is a used part, which allows for reducing repair costs while maintaining the original manufacturer specifications. Installation at the front of the vehicle is a standard service procedure and can be performed by a workshop or an experienced user, provided that connection tightness and correct spray direction are maintained.

When selecting washer system components, it is worth paying attention to compatibility with the specific body version and equipment configuration. It is helpful to compare the shape and mounting method with the currently installed element to avoid issues with installation and spray geometry.

Related components and technical knowledge

If you are planning a comprehensive repair or upgrade of the windshield area in your Mercedes and need other elements from the same group, such as the fluid reservoir, pump, or additional nozzles, check the available parts in the Mercedes washer fluid reservoirs, pumps, and nozzles category.

When working with vehicle fluid systems, broader knowledge about diagnostics and component selection by part numbers may also be useful – you can find it in the article Fuel system – injectors, pumps, and fuel tank: maintenance and regeneration, where, among other things, the principles of identifying parts by manufacturer markings and good service practices are discussed.