ZYT PRODUCT CATALOG
3012526 Bolt
Find engine service parts by category and part number. Please provide the engine serial number and photographs of the existing component so fitment and supply origin can be verified before order.
Genuine Parts
3012526 Cummins Bolt
- Primary Application : It is most commonly used on heavy-duty Cummins engine platforms, including the NT/NH 855, N14, C8.3, and V28 series.
- Function : Serves as the high-torque fastener securing the accessory drive shaft/pulley, ensuring proper alignment and tension for engine-driven components (such as coolant pumps and fans) under heavy engine vibration.
- Thread Specifications : 7/8″-14 UNF thread.
- Design Features : Built with an integrated flat flange base to evenly distribute clamping pressure without requiring a separate washer, minimizing wear on mating components.
The Cummins Part #3012526 is a hexagon flange nut (specifically used as an accessory drive pulley nut).
- Product reference
- 3012526
Ordering & compatibility
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