7013 ACD/P4ADGB
7000 Series Super Precision Angular Contact Ball Bearings
Image may differ from product. See technical specification for details.
Part No.
Part No.
7013 ACD/P4ADGB
Basic Information
System of measurement
Metric
Weight
0.86 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
25 °
Ball & Washer Dimensions
Ball diameter
11.112 mm
Ball quantity
20
Performance
Temperature range
- 30°C to 110 °C
Radial dynamic load rating
14332 lbf
Radial static load rating
15975 lbf
Limiting speed
31 X 1000 rpm
Lubrication
Lubricated
Matched arrangement
Universal Matchable (SU)
Number of bearings in matched set
2
Universal matching bearing
Universal Matchable (SU)
Preload
Light / Class B
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:
$ 243.77
/ each
In Stock
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7013 ACD/P4ADGB Bearing Product Overview & Core Advantages
The 7013 ACD/P4ADGB is a precision angular contact ball bearing designed for applications demanding exceptional rotational accuracy and rigidity. Manufactured to P4A tolerance class, this bearing excels in high-speed operations with a limiting speed of 31,000 rpm. Its 25° contact angle and Universal Matchable (SU) design enable it to handle significant combined loads (radial and axial) while maintaining high running precision. Pre-loaded as a Light / Class B pair, it offers immediate high stiffness and minimal axial play, making it ideal for high-reliability, high-precision machinery.
7013 ACD/P4ADGB Bearing Model Code Explained, Specifications & Naming Convention
| Suffix | Technical Meaning |
|---|---|
| ACD | Angular Contact, 25° contact angle design. |
| P4A | High precision tolerance class exceeding ABEC 7, ensuring extremely tight dimensional and running accuracy. |
| D | Indicates a modified internal design for optimized performance. |
| GB | Specifies the light preload (Class B) for high rigidity and precise shaft positioning. |
7013 ACD/P4ADGB Bearing Structural Features & Performance Benefits
- High Rigidity and Precision: The 25° contact angle and light preload in a matched set provide superior axial and radial stiffness, minimizing deflection under load for exceptional positional accuracy.
- Superior Load Capacity: Engineered to support combined loads effectively, with a dynamic load rating of 14,332 lbf and a static load rating of 15,975 lbf.
- Optimized High-Speed Performance: The lightweight phenolic resin cage reduces centrifugal forces, while the precision-ground chrome steel balls and raceways contribute to smooth operation and a high limiting speed of 31,000 rpm.
- Universal Matching Capability (SU): Bearings are universally matchable, allowing for flexible mounting arrangements (back-to-back, face-to-face, or tandem) to suit specific application requirements for rigidity and thermal expansion management.
7013 ACD/P4ADGB Bearing Typical Application Areas
This precision angular contact ball bearing is critical in high-performance applications including:
- Machine Tool Spindles: For high-speed milling, grinding, and turning centers requiring utmost precision and rigidity.
- High-Frequency Motors and Spindles: Where minimal runout and high rotational speeds are paramount.
- Precision Gearboxes and Robotic Drives: To ensure accurate motion control and long service life.
- Medical and Laboratory Equipment: In centrifuges and scanners where reliability and smooth operation are essential.
