Coolant Expansion Bleeder Screw Brass Radiator Drain Plug 17111712788

Keep routine cooling system maintenance straightforward with this brass coolant expansion bleeder screw. Designed as a replacement radiator drain and bleeding screw, it provides a practical way to renew a worn, damaged or corroded original fitting.

Made from brass, the screw offers good resistance to corrosion and is suited to the demanding conditions found around a vehicle cooling system. Its clearly formed external thread is designed to engage securely with the matching radiator opening, while the broad slotted head allows fitting or removal with a suitable flat-blade tool.

The replacement is identified by reference number 17111712788. Please compare this number, the thread profile and the original part carefully before ordering, as compatibility can depend on the exact cooling system and vehicle specification. The listing is for the screw only unless otherwise stated, so retain the original sealing ring where it remains serviceable or obtain a suitable replacement if required. The images show the intended installation position and the screw design for reference.

Suitable for vehicle repair, servicing and preventative maintenance, this compact component is a useful choice when a radiator bleed or expansion screw needs replacing. Supplied as one coolant expansion screw, it is a simple replacement part for a correctly matched application.