M10x1.5 Class 10 Hex Flange Lock Nut Weichai WP10 WP12 WP13 Engine Flange Lock Nut

The SHACMAN F3000 / X3000 / M3000 Hex Flange Lock Nut (OE BY612600061719) is a Class 10, M10*1.5 fastener engineered for Weichai WP10, WP12, and WP13 heavy-duty truck engines. Supplied as part of the Weichai fasteners and small parts range, this lock nut delivers reliable clamping performance for demanding commercial vehicle applications.

• Class 10 strength: High-grade tensile performance suited to heavy-duty engine assembly and vibration-prone environments.
• Integrated flange design: Distributes clamping load over a wider surface area, reducing the need for separate washers.
• Locking function: Helps maintain fastener preload and resist loosening under continuous engine vibration.
• Precision M10*1.5 thread: Fine-pitch thread for accurate torque control and secure engagement.
• Direct OE reference: Matches part number BY612600061719 for straightforward identification and ordering.

Exact fitment is subject to inquiry confirmation. Please contact us with your OE number to confirm specifications, request certificates, and receive the best wholesale price.