The 683 bearing is a common miniature deep groove ball bearing widely used in precision equipment. Below is a summary of its core parameters:
Basic Dimensions
Inner Diameter (d): 3 mm
Outer Diameter (D): 7 mm
Thickness (B): 2 mm (some variants are 3 mm, such as NSK 683ZZ)
Weight: Approximately 0.32~0.33 g
Structure and Applications
Type: Deep groove ball bearing (60000 series)
Structural Features: Single row, non-separable, deep groove raceway design, capable of withstanding radial loads and certain axial loads
Cage: Mostly stamped steel plate type (J type)
Applicable Scenarios: Miniature motors, medical devices, instruments
Office equipment (binding machines, printers)
Textile machinery, automotive lighting, power tools
High-speed, low-noise, high-precision operating environments
