[1] dac3872w8cs81轴承-dac3872w8cs81轴承批发、促销价格、产地货源
High Rigidity Wheel Hub Bearings: KHRD 90363-38006, 51720-29400, DAC3872, DAC3974CW, 408WD.
Model | Inner Diameter (mm) | Outer Diameter (mm) | Load Capacity (kN) | Material |
---|---|---|---|---|
KHRD 90363-38006 | 30 | 72 | 45 | SAE 52100 Steel |
51720-29400 | 28 | 68 | 42 | Carbon Chromium Steel |
DAC3872 | 38 | 72 | 50 | Ceramic Hybrid |
Model | Service Life (km) | Temperature Range (°C) |
---|---|---|
KHRD 90363-38006 | 150,000 | -40 to +120 |
DAC3974CW | 200,000 | -50 to +150 |
Challenge: Frequent bearing failures in long-haul trucks.
Solution: Switched to KHRD 90363-38006 bearings.
Result: 60% reduction in warranty claims over 18 months.
Challenge: Noise issues in urban driving conditions.
Solution: Adopted DAC3974CW with precision grinding.
Result: Achieved 55 dB operational noise (industry average: 68 dB).
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