7312 BECBPH
Single Row Angular Contact Ball Bearings
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Part No.
Part No.
7312 BECBPH
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
23400 lbf
Radial static load rating
17212 lbf
Limiting speed
6.7 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
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In Stock
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7312 BECBPH Bearing Product Overview & Core Advantages
The 7312 BECBPH is a single row angular contact ball bearing engineered for precision applications requiring high rigidity and exceptional performance under combined loads. This precision bearing is designed to accommodate significant axial loads in one direction simultaneously with radial loads, making it ideal for high-speed spindles and other demanding machinery. Its P6 (ABEC-3) tolerance class ensures high running accuracy, while the optimized 40° contact angle provides superior axial load capacity. The bearing is pre-lubricated for immediate operation and features a lightweight nylon cage for enhanced high-speed performance.
7312 BECBPH Bearing Model Code Explained, Specifications & Naming Convention
| Code Segment | Technical Meaning |
|---|---|
| 7312 | Basic bearing designation: 60 mm bore, 130 mm OD, 31 mm width. |
| BE | High capacity internal design with optimized contact angle and ball complement. |
| CB | Specific internal clearance and preload designation for precision applications. |
| PH | High-performance lubricant filling suitable for the specified temperature range. |
7312 BECBPH Bearing Structural Features & Performance Benefits
- High Rigidity & Load Capacity: The single row angular contact design with a 40° contact angle provides excellent resistance to combined (radial and axial) loads. The robust chrome steel construction ensures dimensional stability under heavy loads, with a dynamic load rating of 23,400 lbf.
- Optimized High-Speed Performance: The lightweight nylon cage reduces centrifugal forces, enabling a high limiting speed of 6,700 rpm. This makes the bearing suitable for demanding high-speed applications.
- Precision Engineering: Manufactured to P6 (ABEC-3) tolerance class, this bearing guarantees high running accuracy and low vibration, which is critical for precision machinery.
- Ready-to-Use Lubrication: The bearing is pre-lubricated with a high-performance grease, ensuring immediate operation and reliable performance within a wide temperature range of -30°C to 110°C.
7312 BECBPH Bearing Typical Application Areas
This bearing is ideally suited for applications requiring high precision, speed, and rigidity, including:
- Machine Tool Spindles
- High-Speed Pumps and Compressors
- Precision Gearboxes
- Industrial Robotics and Automation Equipment
- Medical and Laboratory Equipment
