NRG Motion 61701 Ball Bearing
NRG Motion
The NRG Motion 61701 Ball Bearing is a precision ultra-thin single-row radial bearing with dimensions 12×18×4 mm. It offers exceptionally smooth and quiet rotation with low friction and high-speed capability up to 31,000–37,000 rpm. Designed for light to moderate loads, it ensures excellent stability and long service life in compact mechanisms. Perfect for miniature electric motors, robotics, measuring instruments, and high-precision mechanical systems that demand efficiency and compactness.
Inner Diameter (d) (mm): 12
Outer Diameter (D) (mm): 18
B (mm): 4
Dynamic Load (C, kN): 0.72
Static Load (C₀, kN): 0.41
Limiting Speed (Grease, rpm): 31000
Limiting Speed (Oil, rpm): 37000
Product net weight (kg): 0.004
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