مسمار غطاء الفلانز السداسي الأصلي كومينز 3930837 لل محركات الديزل QSB6.7، QSB4.5، ISDe

Cummins Original 3930837 Hex Flange Head Cap Screw (Hex Flange Head Cap Screw) is used for securing the fuel injection connector and critical engine components. This part strictly conforms to Cummins OEM specifications, ensuring high reliability and durability, and is widely applicable to Cummins diesel engines such as QSB6.7, QSB4.5, ISDe. Choose original or high-quality alternative parts to ensure the safe operation of the fuel injection system and the engine assembly.