B31 joint d'ajustement de l'injecteur de rail commun - joint d'ajustement de pression 10 épaisseurs 50/paquet

Professional supply of B31 common rail injector adjustment washer, suitable for injector calibration and maintenance on various diesel engines. The washer is made of high-quality steel, with an outer diameter Φ15.7mm and an inner diameter Φ10.5mm, offering various thickness specifications (such as 1.20mm-1.29mm), 50 or 100 pieces per box, to meet different adjustment needs. As a key component for injector maintenance, the B31 washer can effectively restore the working pressure of the injector, ensuring the precise operation of the engine fuel injection system. Suitable for Bosch, Delphi and other common rail systems, it is an ideal choice for diesel engine repair shops and parts suppliers.