7013 CE/P4ADBA
7000 Series Super Precision Angular Contact Ball Bearings
Image may differ from product. See technical specification for details.
Part No.
Part No.
7013 CE/P4ADBA
Basic Information
System of measurement
Metric
Weight
0.87 kg
Tolerance class
P4A
Seal type
Open
For load direction
Angular Contact
Main Dimensions
Bore diameter
65 mm
Bore diameter tolerance
-0.004mm to 0
Outside diameter
100 mm
Outside diameter tolerance
-0.004mm to 0
Width
36 mm
Width tolerance
-0.2mm to 0
Contact angle
15 °
Ball & Washer Dimensions
Ball diameter
8.731 mm
Ball quantity
25
Performance
Temperature range
- 30°C to 110 °C
Radial dynamic load rating
7470 lbf
Radial static load rating
6975 lbf
Limiting speed
31 X 1000 rpm
Lubrication
Lubricated
Matched arrangement
Duplex Back-to-Back (DB)
Number of bearings in matched set
2
Universal matching bearing
No (Standard)
Preload
Extra light / Class A
Materials
Ring material
Chrome Steel
Ball material
Chrome Steel
Cage material
Phenolic
Technical Drawings
No drawings available at the moment, will be launched soon
Price:
$ 297.62
/ each
In Stock
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7013 CE/P4ADBA Bearing Product Overview & Core Advantages
The 7013 CE/P4ADBA is a precision angular contact ball bearing designed for demanding applications requiring exceptional rotational accuracy and rigidity. This duplex back-to-back (DB) arrangement bearing set is preloaded to Extra Light (Class A) specifications, ensuring minimal axial and radial play for superior system stability. Its primary advantage lies in its ability to handle combined loads—significant radial loads alongside thrust loads in both directions—making it ideal for high-precision, high-rigidity systems where positioning accuracy is critical.
7013 CE/P4ADBA Bearing Model Code Explained, Specifications & Naming Convention
The model number 7013 CE/P4ADBA provides detailed technical specifications:
- 7013: Basic designation indicating a 65 mm bore, 100 mm OD, and 36 mm width.
- C: Denotes a 15° contact angle, optimized for high-speed operation and moderate axial load capacity.
- E: Identifies a reinforced cage design and/or optimized internal geometry.
- P4A: Specifies a super-precision tolerance class exceeding ABEC 7 standards, ensuring extremely tight dimensional and running accuracy.
- DB: Indicates the bearings are supplied as a matched duplex set in a Back-to-Back arrangement.
- A: Specifies the preload level as Extra Light (Class A).
7013 CE/P4ADBA Bearing Structural Features & Performance Benefits
- High Rigidity & Precision: The duplex back-to-back (DB) arrangement and Class A preload create a highly rigid bearing system that resists moment loads and maintains precise shaft positioning under combined loads.
- Optimized High-Speed Performance: The 15° contact angle and phenolic resin cage contribute to lower friction and excellent acceleration characteristics, supporting a high limiting speed of 31,000 rpm.
- Superior Load Capacity: Engineered with high-grade chrome steel and a generous complement of 25 balls, this bearing offers a high dynamic load rating of 7470 lbf and static load rating of 6975 lbf for long service life.
- Thermal Stability: The phenolic cage provides dimensional stability across the operating temperature range of -30°C to 110°C.
7013 CE/P4ADBA Bearing Typical Application Areas
This precision angular contact bearing is ideally suited for applications requiring high speed, rigidity, and accuracy, including:
- Machine Tool Spindles: High-speed milling, grinding, and turning centers.
- Precision Gearboxes and High-Frequency Motors.
- Industrial Pumps and Compressors.
- Robotic Arm Joints and Rotary Tables.
- Medical Equipment and Aerospace Instrumentation.
