ND210XP0
1/2" Constant Section Bearings
Image may differ from product. See technical specification for details.
Part No.
Part No.
ND210XP0
Basic Information
Bearing type
Ball
System of measurement
Inch
Thin section bearings type
Endura-kote Plated
Construction
Single Row
Weight
4.04 lbs
Tolerance class
ABEC-1
Seal type
Open
For load direction
Four Point Contact
Main Dimensions
Bore diameter
21"
Bore diameter tolerance
-0.0018"– 0"
Outside diameter
22"
Outside diameter tolerance
-0.0018"– 0"
Width
0.5"
Width tolerance
+.000 –.010"
Inner Ring Dimensions
Shoulder diameter inner ring
21.37"
Outer Ring Dimensions
Outer ring small-side face inner diameter
21.63"
Performance
Temperature range
-30°C to 110 °C
Radial dynamic load rating
5682 lbf
Radial static load rating
14710 lbf
Axial dynamic load rating
9980 lbf
Axial static load rating
36770 lbf
Dynamic load moment
45826 lbf
Static load moment
158100 lbf
Rated load moment
45 ft-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:
$ 1661.08
/ each
In Stock
- Fast delivery
- Free shipping on orders over $200
- Enjoy discounts on bulk purchases
- Secure Payment
- Fast Global Shipping
ND210XP0 Bearing Product Overview & Core Advantages
The ND210XP0 is a Four Point Contact thin-section ball bearing engineered for applications requiring exceptional moment load capacity within compact spaces. Featuring Endura-kote chromium plating for enhanced corrosion resistance, this single-row bearing delivers high precision (ABEC-1) and reliable performance. Its unique geometry enables it to simultaneously handle significant radial loads, axial loads from both directions, and substantial moment loads, making it ideal for precision rotary systems where space and weight are critical constraints.
ND210XP0 Bearing Model Code Explained, Specifications & Naming Convention
| Code Segment | Technical Meaning |
|---|---|
| ND210XP0 | Manufacturer's specific model designation for this thin-section, four-point contact bearing series. |
| Endura-kote | Indicates a specialized chromium plating surface treatment providing superior corrosion protection and wear resistance. |
| Open | Signifies no integral seals or shields, allowing for custom lubrication schemes and maximum speed capability. |
| Four Point Contact | Describes the ball-to-raceway contact geometry, enabling the bearing to support combined moment loads, radial loads, and bidirectional axial loads with a single bearing row. |
| ABEC-1 | Specifies the precision tolerance class, ensuring consistent running accuracy and minimal vibration. |
ND210XP0 Bearing Structural Features & Performance Benefits
- High Moment Load Capacity: The Four Point Contact design is the core structural feature, allowing a single bearing to resist tilting moments (Static load moment: 158,100 lbf) efficiently, often replacing more complex multi-bearing arrangements.
- Compact & Lightweight Design: With a thin cross-section (0.5" width) relative to its large bore (21"), it saves significant space and weight (4.04 lbs), crucial for robotics and aerospace applications.
- Robust Load Ratings: Engineered to handle high combined loads, with a dynamic load moment rating of 45,826 lbf and substantial axial (9,980 lbf dynamic) and radial (5,682 lbf dynamic) load capacities.
- Enhanced Durability: The Endura-kote chromium plating on rings provides excellent protection against corrosion and minor abrasive wear, extending service life in harsh environments.
- Precision Performance: Manufactured to ABEC-1 tolerances with a controlled radial internal clearance, ensuring smooth, precise rotation with minimal runout.
ND210XP0 Bearing Typical Application Areas
- Robotics: Rotary joints and actuators in robotic arms, where compact size, moment load capacity, and precision are paramount.
- Aerospace & Defense: Gimbal systems, radar platforms, and flight control mechanisms requiring high reliability and weight savings.
- Semiconductor Manufacturing: Precision stages and wafer handling equipment demanding high accuracy and clean operation.
- Medical Equipment: CT scanner gantries and surgical robot joints that necessitate smooth motion and high stiffness.
- Industrial Automation: Rotary tables, indexing heads, and other precision positioning systems.
