NB120CP0
5/16" Constant Section Bearings
Image may differ from product. See technical specification for details.
Part No.
Part No.
NB120CP0
Basic Information
Bearing type
Ball
System of measurement
Inch
Thin section bearings type
Endura-kote Plated
Construction
Single Row
Weight
0.83 lbs
Tolerance class
ABEC-1
ISO radial rating
2698 lbf
Seal type
Open
For load direction
Radial
Main Dimensions
Bore diameter
12"
Bore diameter tolerance
-0.0014"– 0"
Outside diameter
12.625"
Outside diameter tolerance
-0.0014"– 0"
Width
0.3125"
Width tolerance
+.000 –.005"
Inner Ring Dimensions
Shoulder diameter inner ring
12.231"
Outer Ring Dimensions
Outer ring small-side face inner diameter
12.393"
Performance
Temperature range
-30°C to 110 °C
Radial dynamic load rating
1539 lbf
Radial static load rating
5000 lbf
Lubrication
Lubricated
Radial internal clearance
0.0000 – 0.0005"
Materials
Ring material
Chrome Steel
Ball material
Chrome Steel
Cage material
Brass
Coating
Chromium Plating
Environment & Compliance
ROHS
Compliant
Technical Drawings
No drawings available at the moment, will be launched soon
Price:
$ 470.05
/ each
In Stock
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NB120CP0 Bearing Product Overview & Core Advantages
The NB120CP0 is a precision thin-section ball bearing designed for applications requiring high radial load capacity within compact spaces. Featuring a single row design and an open construction, it offers excellent performance in radial load applications. Its Endura-kote chromium plating enhances corrosion resistance, while its ABEC-1 precision class ensures reliable operation. This bearing is pre-lubricated for immediate use and is ideal for high-reliability, space-constrained assemblies.
NB120CP0 Bearing Model Code Explained, Specifications & Naming Convention
| Code Segment | Technical Meaning |
|---|---|
| NB | Manufacturer Series/Designation |
| 120 | Bore Size Code (12") |
| C | Cross Section / Design Code |
| P | Endura-kote Chromium Plating |
| 0 | Open (Unsealed) Construction |
NB120CP0 Bearing Structural Features & Performance Benefits
- Thin-Section Design: The bearing features a minimal cross-section (0.3125" width) relative to its large bore diameter (12"), enabling significant weight and space savings in large-diameter applications.
- High Radial Load Capacity: With a dynamic radial load rating of 1539 lbf and a static radial load rating of 5000 lbf, it provides robust support for significant radial forces.
- Corrosion-Resistant Coating: The Endura-kote chromium plating on all bearing surfaces provides enhanced protection against corrosion, extending service life in challenging environments.
- Precision Performance: Manufactured to ABEC-1 tolerance class with a controlled radial internal clearance (0.0000 – 0.0005"), it ensures smooth, low-vibration operation.
- Durable Material Construction: Components made from chrome steel (rings and balls) and a brass cage offer high strength, durability, and stable operation across the specified temperature range (-30°C to 110°C).
NB120CP0 Bearing Typical Application Areas
- Aerospace & Defense: Actuators, control mechanisms, and radar platforms.
- Semiconductor Manufacturing: Precision stages and wafer handling robots.
- Medical Equipment: Imaging systems (MRI, CT scanners) and robotic surgical arms.
- Industrial Robotics: Rotary joints and precision positioning arms.
- Optical & Instrumentation: High-precision rotary tables and telescope mounts.
