7014 FE/P4ADBA
7000 Series Super Precision Angular Contact Ball Bearings
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Part No.
Part No.
7014 FE/P4ADBA
Basic Information
System of measurement
Metric
Weight
1.22 kg
Tolerance class
P4A
Seal type
Open
For load direction
Angular Contact
Main Dimensions
Bore diameter
70 mm
Bore diameter tolerance
-0.004mm to 0
Outside diameter
110 mm
Outside diameter tolerance
-0.004mm to 0
Width
40 mm
Width tolerance
-0.2mm to 0
Contact angle
18 °
Ball & Washer Dimensions
Ball diameter
9.525 mm
Ball quantity
25
Performance
Temperature range
- 30°C to 110 °C
Radial dynamic load rating
8482 lbf
Radial static load rating
8212 lbf
Limiting speed
28 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
In Stock
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7014 FE/P4ADBA Bearing Product Overview & Core Advantages
The 7014 FE/P4ADBA is a precision angular contact ball bearing designed for applications demanding exceptional rotational accuracy and rigidity. Manufactured to P4A tolerance class, this bearing is part of a duplex back-to-back (DB) matched set, enabling it to withstand significant combined loads (radial and axial) while providing high system stiffness. Its extra light preload (Class A) ensures smooth operation with minimal friction, making it ideal for high-speed, high-precision machinery.
7014 FE/P4ADBA Bearing Model Code Explained, Specifications & Naming Convention
| Code Segment | Technical Meaning |
|---|---|
| 7014 | Basic bearing series, indicating a 70mm bore, 110mm OD, and 40mm width. |
| FE | Identifies the bearing as part of a duplex back-to-back (DB) pre-set matched pair. |
| P4A | Denotes a high-precision tolerance class exceeding ABEC 7/ISO P4 standards, with specific running accuracy requirements. |
| DB | Specifies the matched arrangement as Back-to-Back, optimal for withstanding moment loads and providing high rigidity. |
| A | Indicates the preload level is Extra Light (Class A). |
7014 FE/P4ADBA Bearing Structural Features & Performance Benefits
- High Rigidity & Load Capacity: The duplex back-to-back (DB) arrangement creates a rigid bearing system capable of handling heavy combined radial and axial loads and resisting overturning moments. The 18° contact angle is optimized for axial load support.
- Precision & High-Speed Performance: Manufactured to P4A tolerance class with tight dimensional tolerances on the bore, outside diameter, and width, ensuring minimal runout and vibration. The phenolic resin cage offers excellent strength-to-weight ratio, contributing to stable operation at the high limiting speed of 28,000 rpm.
- Superior Material & Construction: Both rings and balls are made from high-grade chrome steel, providing high fatigue life and durability. The bearing comes pre-lubricated for immediate use and reliable operation within a temperature range of -30°C to 110°C.
7014 FE/P4ADBA Bearing Typical Application Areas
The 7014 FE/P4ADBA is engineered for high-performance applications where precision and rigidity are paramount. Key industries and equipment include:
- Machine Tool Spindles: For high-speed milling, grinding, and turning centers.
- Precision Gearboxes: Especially in robotics and high-torque transmission systems.
- High-Frequency Motors and Spindles: Used in PCB drilling and semiconductor manufacturing equipment.
- Medical and Laboratory Equipment: Such as high-speed centrifuges and imaging devices.
- Aerospace Actuation Systems: Where reliable performance under combined loads is critical.
