29314Spherical Roller Bearings

29314Spherical Roller Bearings
Part Number 29314 Weight(Kg) 1.72
d 70 Dynamic Load Co(N) 265000
D1 125 Static Load Cor(N) 828000
B 34 Grease Speed 2500
R 1 Oil Speed 3400

29314 Spherical Thrust Roller Bearing | 29314E And 29314MB Cage Features And Applications

The 29314 is a durable single-row spherical thrust roller bearing with standard dimensions of 70×125×34mm. Built for heavy axial load support and dynamic self-alignment, this bearing overcomes the limitations of traditional thrust bearings, featuring excellent misalignment tolerance, high structural rigidity and low-friction stable operation. It effectively compensates shaft and housing deflection, absorbs mechanical vibration, and withstands continuous heavy thrust loads and intermittent impact pressure. Widely used in vertical and high-thrust industrial machinery, the 29314 series offers two mainstream models: 29314E with stamped steel cage and 29314MB with solid brass cage, covering standard and harsh industrial working conditions.

29314E Bearing (Stamped Steel Cage)

29314E adopts a high-strength stamped steel cage with optimized internal roller layout, acting as the universal and cost-effective model in the 29314 product line. The lightweight and high-tensile steel cage improves internal space utilization, allowing denser roller arrangement to enhance axial load capacity and stable limiting speed. It features a low friction coefficient, reliable wear resistance and stable cyclic operation, delivering consistent performance under medium-speed and continuous heavy-thrust working environments. With standardized manufacturing and strong versatility, this bearing resists daily mechanical abrasion and operational fatigue. It is the ideal economical solution for general industrial equipment requiring long-term stable operation and reasonable cost control.

29314MB Bearing (Solid Brass Cage)

29314MB is equipped with a precision one-piece machined solid brass cage, serving as the premium heavy-duty configuration for extreme working scenarios. The high-rigidity integral brass cage provides superior high-temperature resistance, anti-deformation stability and anti-fatigue performance compared with conventional steel cages. It ensures accurate roller guidance, effectively reducing friction heat and running noise during long-duration uninterrupted heavy-load operation. The brass structure maintains stable structural precision under high temperature, heavy pressure and frequent shock loads, greatly extending service life and reducing failure rates. This high-reliability bearing is designed for critical industrial equipment that requires zero-downtime continuous operation in harsh environments.

Industrial Applications

29314 series spherical thrust bearings are widely applied for heavy axial load support and positioning in industrial transmission systems. 29314E is suitable for general heavy-duty equipment including medium-sized industrial pumps, vertical gear reducers, conventional construction machinery and common industrial rotating devices. 29314MB fits rigorous working conditions such as mining auxiliary machinery, vertical grinding equipment, large hydraulic systems and high-temperature processing machines, adapting to high-intensity operation with frequent shock and thermal loads.

Product Summary: The 29314 spherical thrust roller bearing boasts outstanding self-aligning ability and powerful heavy-thrust bearing capacity. 29314E delivers stable, cost-effective universal performance for standard working conditions, while 29314MB provides high rigidity and extreme durability for harsh industrial scenarios. The two configurations fully cover mainstream medium and heavy-thrust industrial application demands.

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