KG220BR0A
1" Constant Section Bearings
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Part No.
Part No.
KG220BR0A
Basic Information
Bearing type
Ball
System of measurement
Inch
Thin section bearings type
Reali-Slim Open
Construction
Single Row
Weight
16.63 lbs
Tolerance class
ABEC-1
ISO radial rating
18351 lbf
Seal type
Open
For load direction
Angular Contact
Main Dimensions
Bore diameter
22"
Bore diameter tolerance
-0.0018"– 0"
Outside diameter
24"
Outside diameter tolerance
-0.0018"– 0"
Width
1"
Width tolerance
+.000 –.010"
Contact angle
30 °
Inner Ring Dimensions
Shoulder diameter inner ring
22.742"
Outer Ring Dimensions
Outer ring large-side face inner diameter
23.468"
Outer ring small-side face inner diameter
23.258"
Performance
Temperature range
-30°C to 110 °C
Radial dynamic load rating
14290 lbf
Radial static load rating
43598 lbf
Axial static load rating
37712 lbf
Static load moment
125856 lbf
Lubrication
Lubricated
Radial internal clearance
.0000" to .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:
$ 1773.6
/ each
In Stock
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KG220BR0A Bearing Product Overview & Core Advantages
The KG220BR0A is a high-performance thin section angular contact ball bearing designed for applications requiring exceptional precision and load handling in a compact envelope. As part of the Reali-Slim Open Bearings series, it features a single row construction optimized to support significant combined loads, including high radial and axial loads. Its large 22-inch bore and narrow 1-inch cross-section make it ideal for space-constrained, high-rigidity systems. Manufactured to ABEC-1 precision standards, this bearing delivers reliable performance in demanding industrial environments.
KG220BR0A Bearing Model Code Explained, Specifications & Naming Convention
| Code Segment | Technical Meaning |
|---|---|
| KG220 | Bearing series designation for Reali-Slim open type bearings. |
| BR | Indicates specific internal design and contact angle (30°). |
| 0 | Internal specification code. |
| A | Denotes open design without seals or shields. |
KG220BR0A Bearing Structural Features & Performance Benefits
- High Rigidity & Load Capacity: The 30° contact angle and robust single row design provide excellent resistance to combined radial and axial loads, with a high static load moment rating of 125,856 lbf.
- Precision Engineering: Manufactured to ABEC-1 tolerance class with tight bore and OD tolerances, ensuring smooth operation and accurate positioning.
- Premium Materials: Components made from chrome steel (rings and balls) and a brass cage offer high strength, durability, and stable operation.
- Optimized for Lubrication: The open design allows for versatile lubrication options, facilitating high-speed performance and extended service life within a temperature range of -30°C to 110°C.
- Space-Saving Design: As a thin section bearing, it provides a large diameter with a minimal cross-section, maximizing design flexibility in compact machinery.
KG220BR0A Bearing Typical Application Areas
- Robotics: Rotary joints and precision arms requiring high moment load capacity.
- Aerospace & Defense: Radar platforms, gimbal systems, and actuation mechanisms.
- Medical Equipment: CT scanners, MRI machines, and surgical robots.
- Semiconductor Manufacturing: Wafer handling robots and precision stages.
- Industrial Automation: Rotary tables, indexing heads, and high-precision gearboxes.
