Mercedes W251 Windscreen Washer Nozzle Jet Left N/S A2518600947

Mercedes W251 Front Windshield Wiper Nozzle Left is an original part from the Washer Fluid Tanks, Pumps, and Nozzles group, designed for precise fluid delivery to the left side of the front windshield. A used, factory nozzle ensures the correct spray angle and stable operation of the washer system, contributing to a clear windshield and safe driving in challenging conditions.

Specifications and technical data

• SKU: A2518600947
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2518600947
• Substitutable numbers: A2518600947, A 251 860 09 47
• Location on the vehicle: Left
• Category: Washer Pumps, Reservoirs & Nozzles

Purpose and Function of the Wiper Nozzle

The left-side front windshield wiper nozzle is responsible for directing fluid onto the appropriate area of the windshield, working in conjunction with the wipers. A correctly chosen part guarantees:

• even fluid distribution on the glass,
• a stable spray stream at various driving speeds,
• consistent operation with the factory washer system.

For Mercedes W251 models, using a dedicated nozzle helps maintain factory visibility parameters and avoids issues with insufficient windshield wetting.

Construction and Fit for Mercedes W251

The offered nozzle has been specifically designed for the Mercedes W251 platform, ensuring correct mounting and fluid stream geometry. Vehicle Placement: Left Side eliminates the risk of installation errors and ensures compatibility with the original washer system.

This part comes from the Mercedes line, meaning it adheres to manufacturer standards for material quality, weather resistance, and compatibility with factory washer fluid lines.

Condition, Installation, and Operation

The nozzle is in used condition, allowing for an economical replacement while maintaining the original manufacturer's specifications. Installation is performed in the place of the factory nozzle, utilizing existing mounting points and the fluid supply line.

When replacing, it is recommended to:

• check the fluid line for blockages,
• verify the operation of the washer pump,
• check the spray angle after installation to ensure the stream hits the effective wiper area.

This approach allows for the restoration of full front windshield washer system functionality in a single service operation.

Benefits of Using an Original Mercedes Nozzle

Using a factory nozzle in a Mercedes W251 offers several practical advantages:

• Full Compatibility with the Washer System – no need for modifications or adjustments.
• Stable Spray Parameters – maintaining the factory-specified angle and shape of the fluid stream.
• Integration with Other Body Elements – proper fit with the hood and cowl covers.

Consequently, replacing a worn or damaged nozzle with an original part quickly restores comfort and safety when driving in rain, snow, or on dirty roads.

Related Parts and Technical Knowledge

When servicing the washer system, it is also worth paying attention to other components responsible for fluid delivery, such as the pump or reservoir. For a deeper understanding of diagnostics and part selection by OEM number, as well as the principles of operating fluid supply systems, the article: Fuel System – Injectors, Pumps, and Fuel Tank: Maintenance and Repair, which discusses best service practices and component refurbishment approaches, will be helpful.

If you also need other parts from the Washer Fluid Tanks, Pumps, and Nozzles group for your Mercedes during washer system repairs, check the available parts in the category Mercedes Washer Fluid Tanks, Pumps, and Nozzles.