ND045XP0

1/2" Constant Section Bearings

ND045XP0 1/2" Constant Section Bearings
ND045XP0 1/2" Constant Section Bearings

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Part No.
Part No. ND045XP0

Basic Information

Bearing type Ball
System of measurement Inch
Thin section bearings type Endura-kote Plated
Construction Single Row
Weight 0.88 lbs
Tolerance class ABEC-1
Seal type Open
For load direction Four Point Contact

Main Dimensions

Bore diameter 4.5"
Bore diameter tolerance -0.0008"– 0"
Outside diameter 5.5"
Outside diameter tolerance -0.0008"– 0"
Width 0.5"
Width tolerance +.000 –.005"

Inner Ring Dimensions

Shoulder diameter inner ring 4.87"

Outer Ring Dimensions

Outer ring small-side face inner diameter 5.13"

Performance

Temperature range -30°C to 110 °C
Radial dynamic load rating 2454 lbf
Radial static load rating 3420 lbf
Axial dynamic load rating 3770 lbf
Axial static load rating 8550 lbf
Dynamic load moment 4602 lbf
Static load moment 8550 lbf
Rated load moment 4 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: $ 140.47 / each
In Stock

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ND045XP0 Bearing Product Overview & Core Advantages

The ND045XP0 is a Four Point Contact Ball Bearing engineered for high-performance applications requiring exceptional load handling in a compact design. This thin section bearing features a single row construction and is distinguished by its Endura-kote Plated chromium coating, providing enhanced corrosion resistance and durability. Its primary advantage lies in its ability to simultaneously support significant radial loads and high axial loads from both directions, making it an ideal solution for applications demanding high rigidity and precision within a constrained cross-section.

ND045XP0 Bearing Model Code Explained, Specifications & Naming Convention

  • ND045: Indicates a nominal bore diameter of 4.5 inches.
  • X: Denotes the Extra Cross Section design, a specific thin-section geometry.
  • P: Signifies the bearing is Endura-kote Plated (Chromium Plating).
  • 0: Typically refers to an Open (non-shielded/non-sealed) design.

ND045XP0 Bearing Structural Features & Performance Benefits

Four Point Contact Design: The raceway geometry allows a single bearing to efficiently handle combined radial and axial loads in both directions, simplifying assembly and reducing the need for complex bearing arrangements.

High Load Capacity: With a radial dynamic load rating of 2454 lbf and a remarkably high axial static load rating of 8550 lbf, this bearing is built for demanding applications.

Precision & Rigidity: Manufactured to ABEC-1 tolerance standards, it ensures consistent performance and contributes to system accuracy. The thin section construction provides high rigidity while minimizing weight and space.

Durability & Corrosion Resistance: The Chromium Plating on the rings offers superior protection against corrosion, extending service life in harsh environments. The brass cage ensures reliable operation at moderate speeds.

ND045XP0 Bearing Typical Application Areas

This bearing is ideally suited for applications where space is limited and load requirements are high, including:

  • Robotics (Rotary joints and actuators)
  • Aerospace (Control mechanisms, gimbal systems)
  • Medical Equipment (CT scanners, surgical robots)
  • Semiconductor Manufacturing Equipment
  • Precision Rotary Tables
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