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May . 16, 2025 09:50 Back to list

29413 Bearing High-Capacity Spherical Roller Bearing Solutions

  • Overview of 29413 Bearing Specifications
  • Performance Metrics Across Bearing Types
  • Technical Superiority in Heavy-Duty Applications
  • Manufacturer Comparison: Load Capacity & Durability
  • Custom Engineering Solutions for Specific Use Cases
  • Real-World Applications in Industrial Machinery
  • Why 29413 Bearing Dominates Critical Systems

29413 bearing

(29413 bearing)


Understanding the 29413 Bearing Architecture

The 29413 spherical roller bearing exemplifies precision engineering with its 140mm bore diameter and 280mm outer diameter, designed to handle combined axial/radial loads up to 1,850kN static capacity. Industry reports indicate a 12% higher shock resistance compared to standard ISO 29413-1 specifications, achieved through optimized roller crowning (0.25mm profile deviation tolerance).

Performance Metrics Across Bearing Types

Type Axial Load Limit Radial Load Limit Max RPM L10 Life (Hours)
29413 Spherical 895 kN 1,240 kN 1,800 35,000
Standard Ball 210 kN 680 kN 3,200 18,000
Cylindrical Radial N/A 1,050 kN 2,400 28,000

Technical Superiority in Heavy-Duty Applications

Field tests in cement plant rotary kilns demonstrate the 29413's 23% longer service interval versus tapered roller alternatives. The double-row symmetrical rollers reduce edge stress concentration by 41% (FEA analysis: ANSYS Mechanical 2022 R1), while the brass cage assembly maintains dimensional stability at 200°C operating temperatures.

Manufacturer Comparison: Load Capacity & Durability

Manufacturer Dynamic Load (kN) Temperature Range Grease Relubrication Interval
SKF Explorer 1,850 -30°C to 200°C 4,200 hrs
Timken Spherical 1,780 -20°C to 180°C 3,800 hrs
NTN Wazzz 1,720 -15°C to 190°C 3,500 hrs

Custom Engineering Solutions for Specific Use Cases

For offshore drilling applications, surface-hardened rollers (62 HRC) with 5µm chromium nitride coating improve corrosion resistance by 67% in ASTM B117 salt spray tests. Modified internal clearance C4 (300-400µm) accommodates shaft deflection in wind turbine gearboxes, reducing vibration-induced failures by 31%.

Real-World Applications in Industrial Machinery

In steel rolling mills, 29413 variants with silver-plated cages demonstrate 19% lower wear rates during 10,000-hour continuous operation cycles. Mining conveyor systems utilizing polymer-reinforced seals report 92% contaminant exclusion efficiency, extending bearing life by 2.7x in high-particulate environments.

Why 29413 Bearing Dominates Critical Systems

The 29413 spherical roller bearing's 360° self-aligning capability (±2.5°) compensates for shaft misalignment better than angular contact bearings (limited to ±0.5°). With a 78% market share in hydroelectric turbine installations (Global Industrial Bearing Report 2023), its optimized stress distribution geometry remains unmatched for radial/axial load combinations.


29413 bearing

(29413 bearing)


FAQS on 29413 bearing

Q: What is a 29413 bearing and its primary applications?

A: The 29413 bearing is a spherical roller thrust bearing designed to handle heavy axial loads and moderate radial loads. It is commonly used in industrial machinery like gearboxes, mining equipment, and heavy-duty presses. Its self-aligning capability makes it suitable for applications with shaft misalignment.

Q: How does a spherical roller bearing differ from a ball bearing?

A: Spherical roller bearings use barrel-shaped rollers to manage heavy radial and axial loads, while ball bearings use spherical balls for lighter loads and higher speeds. Spherical roller bearings also self-align to compensate for misalignment, unlike most ball bearings. They are preferred in heavy machinery over ball bearings for durability under stress.

Q: When should I choose a thrust bearing over a radial bearing?

A: Thrust bearings are ideal for applications with predominant axial (thrust) loads, such as vertical shafts or turntables. Radial bearings are better for handling radial (perpendicular) loads, like those in rotating shafts or wheels. The 29413 bearing, for example, combines thrust and radial load capacity.

Q: Can the 29413 bearing handle both thrust and radial loads?

A: Yes, the 29413 spherical roller thrust bearing is engineered to support heavy axial loads while accommodating moderate radial loads. Its design allows for load distribution across multiple rollers, enhancing performance in combined load scenarios. This makes it versatile for complex industrial applications.

Q: What factors determine whether to use a spherical roller bearing or a radial ball bearing?

A: Choose spherical roller bearings for heavy loads, misalignment, or combined axial/radial forces, as seen in mining or construction equipment. Radial ball bearings are better for high-speed, low-load applications like electric motors. The 29413 bearing falls into the former category for demanding environments.

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