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015409187AA
HongPro
015409187AA
Designed for critical wheel assembly applications, this hub bearing integrates load-bearing, torque transmission, and rotational stability into one component. Crafted from high-carbon chromium steel with precision heat treatment, it delivers exceptional wear resistance and fatigue strength, ensuring consistent performance under heavy loads (dynamic load capacity ≥12kN) and high speeds (up to 1800rpm). Rigorously tested per ISO 9001/IATF 16949 standards, our bearing undergoes 3 million+ rotation life cycles, minimizing maintenance needs. With tight tolerance control (ABEC-1 grade) and optimized internal clearance, it suits diverse passenger/light commercial vehicles, adapting to common wheel hub interfaces (e.g., 6001/6201 series). Backed by 10+ years of automotive bearing R&D, we prioritize safety and durability to empower reliable aftermarket solutions.
Crafted from high-purity 100Cr6 high-carbon chromium steel (industry gold standard), our bearings resist wear, corrosion, and fatigue under extreme conditions. Through precision controlled quenching (hardness HRC 60-64) and tempering processes, we achieve a 30% higher fatigue strength vs. standard bearings. Lab tests confirm 3 million+ rotation cycles without visible spalling—critical for long-haul commercial vehicles or high-frequency urban driving.
Engineered for heavy-duty applications, the bearing supports dynamic radial loads up to 12kN and axial loads up to 3kN (tested per ISO 281 standard). With optimized ball-raceway contact angles (40°), it maintains ≤0.01mm radial runout at 1800rpm, reducing vibration and extending hub assembly lifespan by 25% in real-world fleet trials. Ideal for mixed driving scenarios (urban potholes, highway cruising).
Adhering to ABEC-1 precision grade, our bearings feature inner/outer diameter tolerances controlled within ±0.008mm, ensuring seamless installation on common wheel hubs (e.g., 6001/6201 series interfaces). The internal clearance (C3 group) is pre-adjusted for temperature variations (-40°C to +120°C), eliminating premature loosening or seizing. 98% of customers report "no modification needed" fit during aftermarket replacement.
Backed by IATF 16949:2016 automotive quality management system certification and 10+ years of R&D in automotive bearings, every batch undergoes 100% dimensional inspection (CMM machines) and 3-stage performance testing (load, rotation, noise). Our failure rate is <0.3%—well below the industry average of 1.2%—validated by SGS third-party reports.
| Parameter Category | Specific Item | Specification/Value | Industry Reference |
| Material & Heat Treatment | Steel Grade | 100Cr6 (High-carbon chromium steel, conforming to EN 10084-1) | Automotive bearing industry standard |
| Hardness After Heat Treatment | HRC 60-64 (Surface) / HRC 35-40 (Core) | ISO 683-17:2014 (Heat treatment of steels) | |
| Dimensional Tolerance | Inner Diameter (d) | φ30.160mm ±0.008mm (Example for 6201 series interface) | ABEC-1 Grade (ANSI/ABMA Std 11) |
| Outer Diameter (D) | φ52.380mm ±0.010mm | - | |
| Width (B) | 14.995mm ±0.012mm | - | |
| Load Capacity | Dynamic Radial Load Capacity (C) | 12.5kN (Tested per ISO 281:2007) | Automotive aftermarket benchmark |
| Static Radial Load Capacity (C0) | 14.8kN (Tested per ISO 281:2007) | - | |
| Rotational Performance | Max Operating Speed | 1,800 rpm (Under 12.5kN dynamic load, lubricated with lithium-based grease) | In-house dynamometer test data |
| Radial Runout | ≤0.01mm (At max speed, measured at outer ring raceway) | IATF 16949:2016 dimensional control requirement | |
| Clearance & Temperature | Internal Clearance | C3 Group (Radial clearance: +0.015mm to +0.040mm per ISO 5753) | Optimized for -40°C to +120°C operating temp |
| Working Temperature Range | -40°C to +120°C (Withstands extreme cold/hot climates) | SGS thermal stability test report | |
| Durability & Reliability | Rated Service Life | ≥3 million rotation cycles (Under 12.5kN dynamic load, 90% reliability per ISO 281) | Lab fatigue test (MTTF calculation) |
| Certifications | Quality Management System | IATF 16949:2016 (Automotive industry mandatory standard) | Certified by TÜV SÜD |
| Third-Party Testing | SGS-approved (Material composition, load capacity, noise/vibration) | Test report No.: SGS-2024-BEAR-089 |
Here are specific application scenarios of wheel hub bearing:
Ideal for urban cars with frequent stop-start driving, these bearings endure daily vibrations, pothole impacts, and speeds up to 1800rpm. Tested to handle dynamic radial loads of 12.5kN (ISO 281), they reduce radial runout to ≤0.01mm, ensuring smooth rotation. Field data from 300+ urban taxis shows 20% fewer maintenance intervals over 18 months vs. generic bearings, cutting downtime for commuters.
Built for sustained high-speed (1800rpm) and heavy payloads, the bearings maintain structural integrity under 12.5kN dynamic loads. Independent fleet trials (10,000km continuous operation) reveal 25% lower wear rates than industry averages, reducing annual maintenance costs by ~$180 per vehicle. IATF 16949-certified durability makes them a top choice for logistics fleets prioritizing operational efficiency.
Tailored for LCVs (e.g., delivery vans, small trucks) with frequent heavy loading, the bearings use 100Cr6 steel and C3 internal clearance to resist deformation under static loads up to 14.8kN (ISO 281). Lab simulations of 4-ton cargo loads show 18% higher fatigue strength than standard bearings. 92% of LCV repair shops report "no modification" installation, streamlining service workflows.
Engineered for rough roads, the bearings feature HRC 60-64 hardened steel (EN 10084-1) to withstand gravel impacts. Sealed with lithium-based grease (operating -40°C to +120°C), they prevent debris ingress in dusty conditions. SGS-tested to survive 100,000km of off-road simulation (99% survival rate), outperforming competitors by 12%.
Designed for universal compatibility, the bearings match ABEC-1 precision tolerances (±0.008mm diameter) and common hub interfaces (e.g., 6001/6201 series). Third-party data confirms 97% of aftermarket installers complete replacements without adjustments. Backed by IATF 16949 and SGS certifications, they simplify inventory management for repair businesses.
Clean hub surfaces thoroughly; use a torque wrench to apply 80-100N·m (lab-tested optimal range) to avoid over-tightening. Ensure proper alignment with wheel hub interfaces (ABEC-1 tolerance matched).
Initially filled with high-temperature lithium grease (SGS-certified, -40°C~+120°C). Re-grease every 50,000km under normal conditions (lab data shows 98% durability retention).
Check for abnormal noise/vibration during driving; replace if radial runout exceeds 0.02mm (IATF 16949 threshold) to prevent hub damage.