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71930 XCMG GR2605 motor grader pin
- Model: 71930
- Type: Cylindrical Pin / Location & Connecting Pin
- Material: High-quality alloy steel with heat treatment strengthening
- Surface Treatment: Blackening for rust prevention
- Hardness: Shear resistant, compression resistant, wear-resistant and not easy to bend
- Operating Temperature: -40℃～120℃
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Product Details:
71930 XCMG GR2605 motor grader pin
71930 pin is a general positioning and connecting pin for construction machinery. It is mainly used for mechanism articulation, component positioning, anti-rotation limit and torque transmission, maintaining structural stability under vibration, extrusion and shear conditions. It is easy to install and disassemble, and is a common standard connector for drive axles, gearboxes, wheel assemblies and other parts.
Technical Parameters
- Model: 71930
- Type: Cylindrical Pin / Location & Connecting Pin
- Material: High-quality alloy steel with heat treatment strengthening
- Surface Treatment: Blackening for rust prevention
- Hardness: Shear resistant, compression resistant, wear-resistant and not easy to bend
- Operating Temperature: -40℃～120℃
- Structure: Solid cylindrical structure with high fitting accuracy and firm assembly
Application Scenarios
Suitable for drive axles, gearboxes, planetary gear mechanisms, bearing seats, covers and supports of construction machinery such as loaders, graders, rollers and forklifts. Used for component positioning, axial limit and articulated connection, suitable for heavy-duty and continuous operation conditions.
Common Faults & Troubleshooting
- Wear looseness and inaccurate positioning: Caused by long-term stress wear. Replace 71930 pin and inspect matching holes.
- Bending deformation: Caused by overload impact or eccentric force. Replace with a new pin and adjust installation position.
- Breakage or loss: Caused by vibration fatigue or locking failure. Replace with a new pin and check locking parts such as circlips and retaining rings.
- Rust and seizure: Caused by damp and oily environment. Replace directly if cleaning is ineffective.
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