7213 B
- Brand
- QIBR
- Alternative brand
- SKF
- Measurement system
- Metric
- Rolling element type
- Ball
- Precision level
- P6(ABEC-3)
- Vibration grade
- ZV3
- Outer diameter
- 120 mm
- Inner diameter
- 65 mm
- Total width
- 23 mm
- Chamfer dimension1
- 1.5 mm
- Chamfer dimension2
- 1 mm
- Weight
- 1 kg
- Contact angle
- 40°
- Inner diameter tolerance
- 0 to -12 µm
- Outer diameter tolerance
- 0 to -13 µm
- Width tolerance
- 0 to -150 µm
- Reference speed
- 6700 rpm
- Limiting speed
- 6300 rpm
- Load direction
- Axial and radial
- Temperature
- -30 ℃ to +110 ℃
- Seal type
- Open type
- Ring material
- 52100
- Rolling element material
- 52100
- Basic dynamic load rating
- 69.5 kN
- Basic static load rating
- 57 kN
- Fatigue load limit
- 2.45 kN
Tell us your operating requirements and required quantity.
Description
Single-row angular contact ball bearings can only support an axial load in one direction.
QIBR - 7213 B Angular Contact Ball Bearing Advantages and Applications
7213 B Angular Contact Ball Bearing, high precision, high load-bearing capacity,Inner diameter is 65 mm,Outer diameter is 120 mm,Total width is 23 mm,Weight is 1 kg, suitable for cycloid reducers, repair welding machines, booster pumps and gas turbines, etc., and is the most widely used bearing in working conditions with high precision requirements.
QIBR - 7213 B Angular Contact Ball Bearing Characteristics
7213 B Angular Contact Ball Bearing, long service life, easy installation and maintenance, high cost performance. 7213 B Angular Contact Ball Bearing, can bear radial load and certain axial load at the same time, suitable for mechanical equipment with high precision requirements.
7213 B Angular Contact Ball Bearing Product Features and Advantages
High load capacity: It can withstand large radial and axial forces, and adopts high-strength steel and precision processing technology, with strong load-bearing capacity.
Good structural rigidity: The contact angle of the inner and outer rings is large, the structural rigidity is good, and stable operation is maintained under high load.
High positioning accuracy: The inner and outer rings have high matching accuracy, which can provide accurate positioning and centering functions.
High-speed operation performance: It has a low friction coefficient and high speed capability, suitable for high-speed operation applications.
Application: It has a wide range of applications in machine tool manufacturing, automotive industry, aerospace, motors and generators, robotics, medical equipment, automation equipment and other fields.
QIBR - 7213 B Angular Contact Ball Bearing Optimization
Optional Contact Angles: Depending on the operating conditions, different contact angles can be selected, such as 15°, 18°, 25°, or 40°.
High-Performance Materials: The bearing materials can be replaced according to different operating conditions, with options like SKF III, ZGcr15, high-purity bearing steel, ceramics, stainless steel, and other materials.
Grease Replacement: Select the lubrication based on the bearing's working requirements, such as LUBCON L252, Multemp SRL, or KLUBER ISOFLEX NBU 15.
Process parameter optimization: Optimize the processing parameters, such as grinding speed, feed speed, cutting depth, etc. to improve processing efficiency and quality.
More customization: QIBR can design and optimize the bearing according to customer requirements for drawings and bearing working conditions.
QIBR - 7213 B Angular contact ball bearing quality control
Dimension measurement: Use a variety of professional high-precision instruments to measure multiple dimensions of the bearing, with a maximum accuracy of 0.001mm.
Rotation accuracy: Use a micrometer to measure small flaws or deviations on the bearing surface, with a measurement accuracy of up to 0.001mm.
Hardness measurement: Use a hardness tester to measure the surface hardness of the bearing, with a measurement accuracy of up to ±0.5HRC.
Metallographic analysis: Use a professional metallographic microscope to analyze the internal metallographic structure of the metal.
Geometric tolerance: Use a profiler to measure the bearing geometry and relative position.
Noise monitoring: Vibration during operation is monitored by a vibration meter to obtain noise data.
Raw material control: Steel and parts are purchased from suppliers certified by ISO 14001 to ensure product stability and promote sustainable development.
Features & benefits
Single-row angular contact ball bearings can only support an axial load in one direction.
The outer ring is made of high-purity special high-quality bearing steel processed by high-speed forging + cold rolling process, and the raceway surface is carbonitrided.
Downloads
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Bearing condition questionnaire
Bearing Condition Questionnaire
Agency document
Agent Application Form
Product brochure
Slewing & Cross Roller Bearing Catalog
Product brochure
Bearing Unit Catalog
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