7014 ACD/P4ADGA
7000 Series Super Precision Angular Contact Ball Bearings
Image may differ from product. See technical specification for details.
Part No.
Part No.
7014 ACD/P4ADGA
Basic Information
System of measurement
Metric
Weight
1.19 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
25 °
Ball & Washer Dimensions
Ball diameter
12.7 mm
Ball quantity
19
Performance
Temperature range
- 30°C to 110 °C
Radial dynamic load rating
17842 lbf
Radial static load rating
19462 lbf
Limiting speed
29 X 1000 rpm
Lubrication
Lubricated
Matched arrangement
Universal Matchable (SU)
Number of bearings in matched set
2
Universal matching bearing
Universal Matchable (SU)
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:
$ 309.13
/ each
In Stock
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7014 ACD/P4ADGA Bearing Product Overview & Core Advantages
The 7014 ACD/P4ADGA is a precision angular contact ball bearing designed for applications demanding exceptional accuracy and reliability. As part of the Universal Matchable (SU) series, it is engineered to be paired with an identical bearing to form a pre-loaded duplex set, delivering superior rigidity and rotational accuracy. Its P4A tolerance class and extra light preload (Class A) make it ideal for high-speed spindles and other precision machinery where minimal runout and high dynamic performance are critical.
7014 ACD/P4ADGA Bearing Model Code Explained, Specifications & Naming Convention
The model number 7014 ACD/P4ADGA provides detailed technical specifications:
- 7014: Basic bearing designation (70mm bore, 110mm OD, 40mm width series)
- A: Contact angle of 25 degrees
- CD: Universal Matchable (SU) bearing designed for duplex mounting in any configuration (DB, DF, DT)
- P4A: High-precision tolerance class exceeding ABEC 7 standards
- DGA: Indicates pre-lubricated and phenolic resin cage construction
7014 ACD/P4ADGA Bearing Structural Features & Performance Benefits
- High Rigidity & Load Capacity: The 25° contact angle and duplex mounting capability enable the bearing to handle significant combined loads (radial and axial) while providing exceptional system stiffness.
- Precision Performance: Manufactured to P4A tolerance class with extra light preload, ensuring minimal vibration and superior running accuracy for high-speed applications.
- High-Speed Capability: The lightweight phenolic resin cage and optimized internal geometry contribute to lower centrifugal forces, enabling limiting speeds up to 29,000 rpm.
- Matched Set Performance: As a Universal Matchable (SU) bearing, it can be universally paired without selective matching, simplifying installation and ensuring consistent preload characteristics in duplex arrangements.
7014 ACD/P4ADGA Bearing Typical Application Areas
This precision angular contact bearing is specifically engineered for:
- Machine Tool Spindles (high-speed machining centers, grinding spindles)
- Precision Robotics (robot arm joints, CNC rotary tables)
- Medical Equipment (dental handpieces, laboratory centrifuges)
- Aerospace Systems (gyroscopes, navigation instruments)
- High-Frequency Motors and Spindle Drives
