29472 EM

29472 EM · Product image

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29472 EM · Technical drawing

Brand
QIBR
Alternative brand
SKF
Rolling element type
Roller
Measurement system
Metric
Precision level
P0(RBEC-1)
Inner diameter
360 mm
Outer diameter
640 mm
Total width
170 mm
Outer diameter of inner ring
580 mm
Inner diameter of outer ring
474 mm
Width of inner ring
63 mm
Width
164 mm
Width of outer ring
83.5 mm
Chamfer dimension
7.5 mm
Effective load center
210 mm
Basic dynamic load rating
6200 kN
Basic static load rating
21200 kN
Fatigue load limit
1630 kN
Reference speed
560 rpm
Limiting speed
950 rpm
Weight
230 kg
Ring material
52100
Rolling element material
52100
Load direction
Axial
Temperature
-30℃ to +110℃
Seal type
Open type
Number of rolling element rows
Single row
Bearing type
Spherical roller thrust bearings
Lubrication
Oil

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Description

High Load Capacity; The large number of rollers with optimum conformity to the washer raceways enables these bearings to accommodate heavy axial and radial loads simultaneously.

Self-Aligning Design; Spherical roller thrust bearings are self-aligning and can accommodate misalignment between the shaft and housing.

Separable Design; The bearings have a separable design, allowing the housing washer to be mounted separately from the shaft washer, roller, and cage assembly. This facilitates installation and maintenance

QIBR - 29472 EM Thrust Roller Bearing Advantages and Applications

29472 EM Thrust Roller Bearing, high axial load capacity, high rigidity, Inner diameter is 360 mm, Outer diameter is 640 mm, Total width is 170 mm, Weight is 230 kg, suitable for wind turbines, mixers, reactors and flight control systems, etc., and is the most widely used bearing in working conditions with high performance requirements.

QIBR - 29472 EM Thrust Roller Bearing Characteristics

29472 EM Thrust Roller Bearing, long life, strong adaptability. 29472 EM Thrust Roller Bearing, can withstand unidirectional or bidirectional axial loads and a certain overturning moment, suitable for mechanical equipment with high durability requirements.

29472 EM Thrust Roller Bearings Features and Advantages

Allowable Misalignment Error: Thrust roller bearings possess self-aligning capabilities, allowing them to tolerate misalignment errors.

Load Capacity: The excellent fit between the rollers and the raceway enables the bearing to support heavy axial loads while also accommodating some radial loads.

High-Speed Capability: The cage design and the good fit between the rollers and the raceway make these bearings suitable for relatively high speeds.

Low Friction: By optimizing the contact at the roller end faces, friction heat generation is kept at a low level during high-speed operation.

Long Service Life: The special roller profile reduces edge stresses at the contact points between the rollers and the raceway.

Application: Thrust roller bearings are widely used in machine tools, aerospace, metallurgy and mining, heavy machinery, automotive industry, agricultural machinery, and power equipment.

QIBR - 29472 EM Thrust Roller Bearings Optimization

High-Performance Materials: Suitable materials can be selected based on customer requirements, such as 52100, 100Cr6, SUJ2, etc.

Cage Selection: Customers can choose from various cage materials based on their application needs, including machined brass cages, stamped steel window cages, and machined copper cages.

Grease Selection: Lubricants can be chosen according to the operational requirements of the bearings, such as SKF LGET 2 or Shell Gadus S5 V142W 00.

Further Customization: QIBR can design and optimize thrust ball bearings according to customer usage conditions and requirements.

QIBR - 29472 EM Thrust Roller Bearings Quality Control

Dimension measurement: Various high-precision instruments are used to measure multiple dimensions of the bearings, achieving a maximum precision of 0.001mm.

Rotation accuracy: Small surface defects or deviations are measured with a micrometer, with a measurement precision of up to 0.001mm.

Hardness measurement: Surface hardness is measured using a hardness tester, with precision up to ±0.5HRC.

Metallographic analysis: The internal metallographic structure of metals is analyzed using a professional metallographic microscope.

Geometric tolerance: The geometry and relative position of the bearing are measured using a profile projector.

Noise monitoring: Vibration during operation is monitored with a vibration meter to obtain noise data.

Raw material control: Steel and parts are sourced from ISO 14001-certified suppliers, ensuring product stability while promoting sustainable development.

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