JU045XP0
3/8" Constant Section Bearings
Image may differ from product. See technical specification for details.
Part No.
Part No.
JU045XP0
Basic Information
Bearing type
Ball
System of measurement
Inch
Thin section bearings type
Reali-Slim Sealed
Construction
Single Row
Weight
0.61 lbs
Tolerance class
ABEC-1
Seal type
Sealed
For load direction
Four Point Contact
Main Dimensions
Bore diameter
4.5"
Bore diameter tolerance
-0.0008"– 0"
Outside diameter
5.25"
Outside diameter tolerance
-0.0008"– 0"
Width
0.5"
Width tolerance
+.000 –.005"
Inner Ring Dimensions
Shoulder diameter inner ring
4.65"
Outer Ring Dimensions
Outer ring small-side face inner diameter
5.047"
Performance
Temperature range
-30°C to 110 °C
Radial dynamic load rating
1510 lbf
Radial static load rating
2340 lbf
Axial dynamic load rating
2380 lbf
Axial static load rating
5860 lbf
Dynamic load moment
2762 lbf
Static load moment
5710 lbf
Rated load moment
2 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:
$ 117.3
/ each
In Stock
- Fast delivery
- Free shipping on orders over $200
- Enjoy discounts on bulk purchases
- Secure Payment
- Fast Global Shipping
JU045XP0 Bearing Product Overview & Core Advantages
The JU045XP0 is a high-performance Four Point Contact Ball Bearing from the Reali-Slim Sealed Bearings series. Engineered with an ultra-thin cross-section, this sealed bearing is designed to handle significant combined radial and axial loads simultaneously, making it ideal for applications where space is constrained but high load capacity and precision are required. Its ABEC-1 precision and sealed construction ensure reliable operation in demanding environments.
JU045XP0 Bearing Model Code Explained, Specifications & Naming Convention
| Code Segment | Technical Meaning |
|---|---|
| JU045 | Bore diameter: 4.5 inches |
| XP0 | Specific series designation for Reali-Slim sealed bearings with Four Point Contact design |
JU045XP0 Bearing Structural Features & Performance Benefits
- Four Point Contact Design: Enables the bearing to support substantial axial loads in both directions as well as radial loads, providing exceptional load moment capacity (Dynamic: 2762 lbf, Static: 5710 lbf).
- Thin Section Construction: With a consistent 0.5" width across large bore sizes, this design maximizes space utilization while maintaining structural integrity.
- Sealed & Lubricated: Integrated seals protect against contamination and retain lubrication, ensuring long service life and reduced maintenance requirements.
- Precision Engineering: Manufactured to ABEC-1 tolerance standards with controlled radial internal clearance (0.0000 – 0.0005") for smooth, precise operation.
- High-Quality Materials: Chrome steel rings and balls with brass cage provide excellent durability and performance across a wide temperature range (-30°C to 110°C).
JU045XP0 Bearing Typical Application Areas
- Robotics and automation systems (joints, rotary actuators)
- Aerospace components (control mechanisms, instrumentation)
- Medical equipment (imaging systems, surgical robots)
- Semiconductor manufacturing equipment
- Precision rotary tables and indexing devices
- Military and defense systems requiring high reliability
