NB040CP0
5/16" Constant Section Bearings
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Basic Information
Main Dimensions
Inner Ring Dimensions
Outer Ring Dimensions
Performance
Materials
Environment & Compliance
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NB040CP0 Bearing Product Overview & Core Advantages
The NB040CP0 is a single row thin section ball bearing engineered for applications requiring compact design and reliable performance. Featuring an Endura-kote chromium plating, this bearing offers enhanced corrosion resistance and durability. Its open design allows for versatile lubrication options, while the ABEC-1 precision class ensures consistent operation. With a substantial radial dynamic load rating of 825 lbf and static load rating of 1750 lbf, it provides robust support in space-constrained assemblies.
NB040CP0 Bearing Model Code Explained, Specifications & Naming Convention
| Code Segment | Technical Meaning |
|---|---|
| NB | Manufacturer Series Identifier |
| 040 | Bore Diameter: 4 inches |
| C | Corrosion-Resistant Chromium Plating (Endura-kote) |
| P | Open (No Seal/Shield) - Allows Custom Lubrication |
| 0 | ABEC-1 Precision Tolerance Class |
NB040CP0 Bearing Structural Features & Performance Benefits
Thin-Section Construction: The bearing's slim cross-section (0.3125" width) enables compact machine designs while maintaining high load capacity, making it ideal for weight-sensitive applications.
Superior Material Composition: Constructed with chrome steel rings and chrome steel balls for excellent wear resistance, combined with a brass cage that provides stable operation and reduced friction.
Enhanced Surface Protection: The Endura-kote chromium plating significantly improves corrosion resistance, extending service life in challenging environments.
Precision Performance: The ABEC-1 tolerance class and tight radial internal clearance (0.0000 – 0.0005") ensure smooth, consistent operation with minimal vibration.
NB040CP0 Bearing Typical Application Areas
- Aerospace components and aircraft control systems
- Medical equipment and surgical devices
- Robotics and automation systems
- Optical and precision instruments
- Semiconductor manufacturing equipment
- Military and defense systems
