7032 ACD/P4ATBTB
7000 Series Super Precision Angular Contact Ball Bearings
Image may differ from product. See technical specification for details.
Part No.
Part No.
7032 ACD/P4ATBTB
Basic Information
System of measurement
Metric
Weight
15.4 kg
Tolerance class
P4A
Seal type
Open
For load direction
Angular Contact
Main Dimensions
Bore diameter
160 mm
Bore diameter tolerance
-0.004mm to 0
Outside diameter
240 mm
Outside diameter tolerance
-0.004mm to 0
Width
114 mm
Width tolerance
-0.2mm to 0
Contact angle
25 °
Ball & Washer Dimensions
Ball diameter
25.4 mm
Ball quantity
22
Performance
Temperature range
- 30°C to 110 °C
Radial dynamic load rating
89325 lbf
Radial static load rating
139500 lbf
Limiting speed
6.3 X 1000 rpm
Lubrication
Lubricated
Matched arrangement
Triplex Back-to-Back (TBT)
Number of bearings in matched set
3
Universal matching bearing
No (Standard)
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
In Stock
Price available upon request.
Our sales team will respond within 24 hours with a competitive quote tailored to your requirements.
REQUEST A QUOTE
- Fast delivery
- Enjoy discounts on bulk purchases
- Secure Payment
- Fast Global Shipping
7032 ACD/P4ATBTB Bearing Product Overview & Core Advantages
The 7032 ACD/P4ATBTB is a high-precision, **metric system** **triplex angular contact ball bearing** set arranged in a **Back-to-Back (TBT)** configuration. Engineered for applications demanding exceptional rotational accuracy and rigidity, this matched set is preloaded to **Light / Class B** standards. Its primary advantage lies in its ability to handle significant **combined loads**, including high radial loads and thrust loads in both directions, making it an ideal solution for **high-precision spindles** and other **high-rigidity** applications requiring superior running accuracy.
7032 ACD/P4ATBTB Bearing Model Code Explained, Specifications & Naming Convention
| Code Segment | Technical Meaning |
|---|---|
| 7032 | Basic bearing designation indicating a 160mm bore, 240mm OD. |
| ACD | **Angular Contact** design with a **25° contact angle**. |
| P4A | Indicates a **high-precision tolerance class** exceeding ABEC 7/ISO P4 standards. |
| TBT | Specifies a **Triplex Back-to-Back** matched set arrangement of three bearings. |
7032 ACD/P4ATBTB Bearing Structural Features & Performance Benefits
- Exceptional Rigidity and Load Capacity: The **triplex back-to-back arrangement** creates a highly rigid bearing system capable of withstanding heavy **radial dynamic loads (89,325 lbf)** and **radial static loads (139,500 lbf)**, as well as moment loads. This configuration is optimal for applications where shaft deflection must be minimized.
- High-Speed Capability: The **phenolic cage** contributes to lower friction and lower operating temperatures, supporting the bearing's high **limiting speed** of 6,300 rpm. The 25° contact angle provides an excellent balance between radial load capacity and axial thrust capability.
- Precision Performance: Manufactured to **P4A tolerance class** with tight **bore diameter**, **outside diameter**, and **width tolerances**, this bearing ensures minimal runout and superior rotational accuracy for demanding applications.
- Durable Construction: Components made from **chrome steel** for both rings and balls ensure high durability and long service life under demanding operating conditions within a **temperature range of -30°C to 110°C**.
7032 ACD/P4ATBTB Bearing Typical Application Areas
This bearing is specifically designed for high-performance machinery requiring maximum rigidity and precision, including:
- Machine Tool Spindles: High-speed milling, grinding, and turning centers.
- Precision Spindles: Applications in PCB drilling, high-frequency motor spindles, and other precision engineering equipment.
- High-Rigidity Rotary Systems: Where accurate positioning and stability under heavy **combined loads** are critical.
