Product Name: Slotted Nut (Castle Nut / Crown Nut) — critical fastener for loader frame joints
Function: The nut body has radial slots that work with a cotter pin to prevent loosening and loss under vibration and impact conditions. It is used at critical connection points of the loader such as the front frame (e.g., articulation pivot shafts). It is a safety-related fastener and must not be substituted casually during disassembly or reassembly.
Applications:
Key Features:
Purchasing / Replacement Notes: Verify the thread specification matches the original part before ordering. Tighten to the specified torque, then install and secure the cotter pin. The cotter pin is a one-time-use item and must be replaced with a new one after removal. If looseness is found at this joint, also inspect the pivot pin and bushings for wear.
| Part No. | Part Name | Model | Weight | Packing |
|---|---|---|---|---|
| 29250008711 | NUT CENTER FRAME JOINT | SDLG | Exporting Case |

HES Co., Ltd specializes in engineering machinery parts and Sinotruk Shacman truck components. Since establishment, we have maintained excellent collaborations with multiple manufacturers including XCMG, SDLG, Sinotruk, and Shacman.
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