7014 CD/P4A
7000 Series Super Precision Angular Contact Ball Bearings
Image may differ from product. See technical specification for details.
Part No.
Part No.
7014 CD/P4A
Basic Information
System of measurement
Metric
Weight
0.6 kg
Tolerance class
P4 (ABEC-7)
Seal type
Open
For load direction
Angular Contact
Main Dimensions
Bore diameter
70 mm
Bore diameter tolerance
-0.007mm to 0
Outside diameter
110 mm
Outside diameter tolerance
-0.008mm to 0
Width
20 mm
Width tolerance
-0.2mm to 0
Contact angle
15 °
Ball & Washer Dimensions
Ball diameter
12.7 mm
Ball quantity
19
Performance
Temperature range
-30° to 110 °C
Radial dynamic load rating
11700 lbf
Radial static load rating
10238 lbf
Limiting speed
19 X 1000 rpm
Lubrication
Lubricated
Matched arrangement
Single
Preload
Available
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:
$ 197.33
/ each
In Stock
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7014 CD/P4A Bearing Product Overview & Core Advantages
The 7014 CD/P4A is a single-row angular contact ball bearing engineered for high-precision applications requiring exceptional rotational accuracy and rigidity. Designed to accommodate primarily axial loads in one direction, it also handles combined radial and axial loads effectively. Its P4 (ABEC-7) tolerance class ensures ultra-precise dimensional control, making it ideal for machine tool spindles and other demanding equipment. The phenolic cage and optimized internal geometry contribute to its high-speed capability and smooth operation.
7014 CD/P4A Bearing Model Code Explained, Specifications & Naming Convention
The model designation "7014 CD/P4A" provides specific technical details:
- 7014: Basic bearing series, indicating a 70mm bore, 110mm OD, and 20mm width.
- C: Denotes a 15° contact angle, optimized for high axial load capacity.
- D: Indicates the bearing is supplied with a specific preload for enhanced rigidity and reduced axial play.
- P4A: Specifies the tolerance class. P4 corresponds to ABEC-7, indicating very high precision. The "A" suffix may denote specific internal clearance or fitting practice.
7014 CD/P4A Bearing Structural Features & Performance Benefits
- High Rigidity & Precision: The single-row angular contact design with a 15° contact angle provides high axial stiffness. Combined with the P4 precision grade and factory-applied preload, it delivers minimal runout and superior positional accuracy for spindles.
- Optimized Load Capacity: Engineered to support significant axial loads in one direction and combined loads, with a dynamic load rating of 11700 lbf and static rating of 10238 lbf.
- High-Speed Performance: The lightweight phenolic resin cage ensures excellent dimensional stability and low friction at high speeds, supporting a limiting speed of 19,000 rpm.
- Durable Construction: Manufactured from chrome steel for rings and balls, providing high wear resistance and long service life under demanding conditions.
7014 CD/P4A Bearing Typical Application Areas
This precision bearing is ideally suited for:
- Machine Tool Spindles: High-speed milling, grinding, and turning centers.
- Precision Gearboxes and High-Frequency Motors.
- Industrial Pumps and Compressors.
- Medical Equipment and Aerospace Instrumentation requiring high accuracy.
