K32020AR0
20mm Constant Section Bearings
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Part No.
Part No.
K32020AR0
Basic Information
Bearing type
Ball
System of measurement
Metric
Thin section bearings type
Reali-Slim mm Metric
Construction
Single Row
Weight
2.37 kg
Tolerance class
ABEC-1
ISO radial rating
10197 lbf
Seal type
Open
For load direction
Angular Contact
Main Dimensions
Bore diameter
320 mm
Bore diameter tolerance
-0.036mm to 0
Outside diameter
360 mm
Outside diameter tolerance
-0.036mm to 0
Width
20 mm
Width tolerance
+.000 –.254mm
Contact angle
30 °
Inner Ring Dimensions
Shoulder diameter inner ring
335 mm
Outer Ring Dimensions
Outer ring large-side face inner diameter
350 mm
Outer ring small-side face inner diameter
345 mm
Performance
Temperature range
-30°C to 110 °C
Radial dynamic load rating
7614 lbf
Radial static load rating
20549 lbf
Axial static load rating
18992 lbf
Static load moment
59315 lbf
Lubrication
Lubricated
Radial internal clearance
0.0000 – 0.0005"
Materials
Ring material
Chrome Steel
Ball material
Chrome Steel
Cage material
Brass
Environment & Compliance
ROHS
Compliant
Technical Drawings
No drawings available at the moment, will be launched soon
Price:
$ 421.8
/ each
In Stock
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K32020AR0 Bearing Product Overview & Core Advantages
The K32020AR0 is a metric single row angular contact ball bearing from the Reali-Slim mm Metric Bearings series, designed for applications requiring a compact cross-section and high precision. Engineered to support combined loads, it efficiently handles significant radial loads and unidirectional axial loads due to its specific 30° contact angle. Manufactured to ABEC-1 tolerance standards, it delivers reliable performance in high-rigidity, space-constrained installations. Its pre-lubricated design ensures immediate operational readiness and longevity.
K32020AR0 Bearing Model Code Explained, Specifications & Naming Convention
| Code Segment | Technical Meaning |
|---|---|
| K | Indicates a metric bearing from the Reali-Slim series. |
| 32020 | Specifies the core dimensions: 320 mm bore, 360 mm outside diameter, and 20 mm width. |
| A | Denotes a 30° contact angle, optimized for high axial load capacity. |
| R0 | Specifies a standard radial internal clearance (0.0000 – 0.0005"). |
K32020AR0 Bearing Structural Features & Performance Benefits
- High Rigidity & Load Capacity: The single row design with a 30° contact angle provides excellent rigidity and is capable of supporting high combined radial and axial loads. The brass cage ensures stable operation under demanding conditions.
- Precision Performance: Manufactured to ABEC-1 tolerances, this bearing guarantees running accuracy and consistent performance, which is critical for precision applications.
- Compact & Lightweight: As part of the Reali-Slim series, it features a thin cross-section, saving space and weight (only 2.37 kg) without compromising on load ratings.
- Ready-to-Install: The bearing comes pre-lubricated, facilitating quick installation and providing immediate protection within its specified temperature range of -30°C to 110°C.
K32020AR0 Bearing Typical Application Areas
This bearing is ideally suited for machinery and systems where a compact design and high load capacity are paramount. Key applications include:
- Robotics and Automation joints and arms
- Medical Imaging Equipment (e.g., CT scanners, MRI gantries)
- Aerospace Actuation Systems
- Semiconductor Manufacturing Equipment
- Precision Rotary Tables and Indexing Heads
