KF120XP0
3/4" Constant Section Bearings
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Part No.
Part No.
KF120XP0
Basic Information
Bearing type
Ball
System of measurement
Inch
Thin section bearings type
Reali-Slim Open
Construction
Single Row
Weight
5.2 lbs
Tolerance class
ABEC-1
Seal type
Open
For load direction
Four Point Contact
Main Dimensions
Bore diameter
12"
Bore diameter tolerance
-0.0014"– 0"
Outside diameter
13.5"
Outside diameter tolerance
-0.0014"– 0"
Width
0.75"
Width tolerance
+.000 –.005"
Inner Ring Dimensions
Shoulder diameter inner ring
12.555"
Outer Ring Dimensions
Outer ring small-side face inner diameter
12.945"
Performance
Temperature range
-30°C to 110 °C
Radial dynamic load rating
8084 lbf
Radial static load rating
14390 lbf
Axial dynamic load rating
13190 lbf
Axial static load rating
35970 lbf
Dynamic load moment
38666 lbf
Static load moment
91730 lbf
Rated load moment
38 ft-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:
$ 269.03
/ each
In Stock
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KF120XP0 Bearing Product Overview & Core Advantages
The KF120XP0 is a Four Point Contact thin section bearing designed for applications requiring high precision and compact design. This single row ball bearing in the Reali-Slim Open series is engineered to simultaneously support combined loads, including significant radial, axial, and moment loads. Its inch-dimensioned, open construction offers excellent versatility for high-reliability applications where space and weight are critical constraints. Manufactured to ABEC-1 precision tolerances, it ensures consistent performance in demanding environments.
KF120XP0 Bearing Model Code Explained, Specifications & Naming Convention
| Code Segment | Technical Meaning |
|---|---|
| KF | Kaydon® Reali-Slim® bearing series identifier |
| 120 | Bore diameter code for 12.0 inches |
| XP | Cross section designation (0.75" width) |
| 0 | Open construction (no seals or shields) |
KF120XP0 Bearing Structural Features & Performance Benefits
- Four Point Contact Design: Enables the bearing to handle combined radial, axial, and moment loads efficiently in a single, compact unit, simplifying system design.
- Thin Section Construction: With a consistent cross-section, this bearing provides maximum load capacity within minimal space, contributing to lightweight and compact machinery.
- High Load Capacity: Engineered for demanding applications, it offers a high dynamic load moment rating of 38 ft-lbf and substantial axial static load capacity of 35,970 lbf.
- Precision Performance: Manufactured to ABEC-1 tolerance standards with a controlled radial internal clearance, ensuring smooth operation and accurate positioning.
- Durable Materials: Features chrome steel rings and balls with a brass cage for strength, corrosion resistance, and reliable performance across a wide temperature range.
KF120XP0 Bearing Typical Application Areas
- Robotics and Automation: Rotary joints, robotic arms, and precision positioning systems.
- Aerospace and Defense: Radar platforms, gimbal systems, and satellite mechanisms.
- Medical Equipment: CT scanners, MRI machines, and surgical robotics.
- Semiconductor Manufacturing: Wafer handling robots and precision stages.
- Industrial Machinery: Rotary tables, indexing heads, and packaging equipment.
