7312 BEP
Single Row Angular Contact Ball Bearings
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Part No.
Part No.
7312 BEP
Basic Information
Bearing type
Ball
System of measurement
Metric
Construction
Single Row
Weight
1.75 kg
Tolerance class
P6 (ABEC-3)
Seal type
Open
For load direction
Angular Contact
Main Dimensions
Bore diameter
60 mm
Bore diameter tolerance
-0.012mm to 0
Outside diameter
130 mm
Outside diameter tolerance
-0.015mm to 0
Width
31 mm
Width tolerance
-0.05mm to 0
Chamfer dimension
2.1 mm
Contact angle
40 °
Distance from side face to load point
55 mm
Inner Ring Dimensions
Inner ring large-side shoulder diameter
87.25 mm
Inner ring small-side shoulder diameter
72.6 mm
Outer Ring Dimensions
Shoulder diameter outer ring
104.8 mm
Performance
Temperature range
-30° to 110 °C
Radial dynamic load rating
21510 lbf
Radial static load rating
15638 lbf
Limiting speed
6 X 1000 rpm
Lubrication
Lubricated
Materials
Ring material
Chrome Steel
Ball material
Chrome Steel
Cage material
Nylon
Environment & Compliance
REACH
Compliant
ROHS
Compliant
Technical Drawings
No drawings available at the moment, will be launched soon
Price:
$ 45.05
/ each
In Stock
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7312 BEP Bearing Product Overview & Core Advantages
The 7312 BEP is a precision angular contact ball bearing designed for demanding applications requiring exceptional rotational accuracy and reliability. This single row bearing excels at handling combined loads, simultaneously supporting high radial loads and substantial axial loads in one direction. Manufactured to a P6 (ABEC-3) tolerance class, it ensures smooth operation and precise shaft positioning. Its optimized 40° contact angle and nylon cage contribute to superior high-speed performance, making it an ideal choice for high-precision, high-rigidity spindle arrangements.
7312 BEP Bearing Model Code Explained, Specifications & Naming Convention
| Suffix Code | Technical Meaning |
|---|---|
| BE | Enhanced internal design with a 40° contact angle and optimized internal geometry for increased load capacity. |
| P | The bearing is lubricated with a high-performance grease suitable for the specified temperature range. |
7312 BEP Bearing Structural Features & Performance Benefits
- High Rigidity and Precision: The single row design, manufactured to P6 tolerance, provides stable and accurate shaft guidance, minimizing deflection under load for superior machining quality.
- Superior Load Capacity: The 40° contact angle and robust chrome steel construction enable high radial dynamic load rating of 21,510 lbf and effective handling of significant one-direction axial thrust loads.
- Optimized High-Speed Performance: The lightweight nylon cage reduces centrifugal forces, lowers friction, and allows for a high limiting speed of 6,000 rpm, making it suitable for high-speed spindle applications.
- Ready-to-Install Convenience: The bearing is pre-lubricated, simplifying installation and ensuring immediate, reliable operation upon startup.
7312 BEP Bearing Typical Application Areas
This bearing is engineered for high-performance machinery where precision and speed are critical. Key applications include:
- Machine Tool Spindles: For CNC machining centers, lathes, and grinders requiring high rigidity and running accuracy.
- High-Speed Electric Motors: Used in motors for pumps, compressors, and fans that operate at elevated speeds.
- Precision Gearboxes: Supporting shafts in industrial gearboxes that transmit high power and torque.
- Industrial Pumps and Compressors: Handling combined radial and axial loads in demanding fluid-handling equipment.
