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The RN-4×13.8 BF/G2 is a needle roller bearing with a 4mm diameter and 13.8mm length, crafted from high-quality chrome steel. It meets G2 precision standards, ensuring reliable performance in tight spaces.
With flat ends and a hardness of HRC60-65, it handles radial loads well while maintaining smooth movement. Its roundness of 0.5um and low VDWL of 2um contribute to its precision.
The bearing is interchangeable with INA models, making it a versatile choice for replacements. Ideal for compact applications like gear pumps or small engines where space is limited.
Compliant with RoHS standards, it’s a durable and eco-friendly option for industrial use. The Rsmax values of 1mm axial and 0.9mm radial allow for slight misalignment during operation.
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How Does RN-4×13.8 BF/G2 Bearing Reduce Friction?
RN-4×13.8 BF/G2 Bearing features precision-ground chrome steel rollers with a diameter of 4 mm and length of 13.8 mm.
The needle roller design minimises contact area, effectively reducing friction during operation.
With a hardness rating of HRC60-65, it maintains durability even under continuous use.
The flat ends and tight roundness tolerance of 0.5um ensure smooth rolling motion.
RN-4×13.8 BF/G2 Bearing’s G2 rating confirms its high precision for demanding applications.
Its low VDWL of 2um contributes to consistent performance and extended service life.
Industrial Uses of RN-4×13.8 BF/G2 Bearing
RN-4×13.8 BF/G2 Bearing is commonly used in compact industrial gearboxes, where its needle roller design saves space while handling high radial loads. The chrome steel construction ensures durability in demanding environments like conveyor systems.
In automotive applications, RN-4×13.8 BF/G2 Bearing fits well in transmission assemblies, providing smooth rotation under heavy stress. Its metric sizing makes it interchangeable with INA bearings, simplifying repairs in European car models.
For precision machinery, RN-4×13.8 BF/G2 Bearing’s tight roundness tolerance (0.5µm) ensures accurate performance in devices like CNC spindles. The flat ends and G2 rating make it reliable for high-speed operations.
Where Is RN-4×13.8 BF/G2 Bearing Used?
You’ll find RN-4×13.8 BF/G2 Bearing in small electric motors, where its compact needle rollers reduce friction. The HRC60-65 hardness rating means it lasts even in continuous-use scenarios like power tools.
In medical equipment, RN-4×13.8 BF/G2 Bearing’s low VDWL (2µm) suits delicate instruments like surgical handpieces. The chrome steel material resists corrosion, crucial for sterilisation processes.
Built for Heavy-Duty Use: RN-4×13.8 BF/G2 Bearing
RN-4×13.8 BF/G2 Bearing handles radial loads in agricultural machinery like harvester gearboxes. Its Rsmax axial tolerance (1mm) accommodates slight misalignments common in rugged field conditions.
For robotics, RN-4×13.8 BF/G2 Bearing’s lightweight design works well in articulated arm joints. The flat ends prevent snagging, ensuring smooth movement in automated assembly lines.
Automotive vs Aerospace: Applications of RN-4×13.8 BF/G2 Bearing
In cars, RN-4×13.8 BF/G2 Bearing often supports clutch release mechanisms due to its high radial capacity. For aircraft, its Rsmin (0.1mm) ensures precision in auxiliary power unit components.
In consumer electronics, RN-4×13.8 BF/G2 Bearing’s small size fits devices like printer paper feeders. The RoHS compliance makes it safe for household appliances with strict material regulations.
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