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F6900 Flange Bearing: The Ultimate Ultra Miniature Solution for Precision Motion
Introducing the F6900 Flange Bearing: Engineered for applications where space is at an absolute premium and performance is non-negotiable, the F6900 series represents the pinnacle of ultra miniature bearings. This extra-miniature flange bearing combines exceptional compactness with the critical stability provided by its integrated flange, making it an indispensable component in the world's most advanced micro-mechanical systems. Designed for high-speed operation and remarkably silent running, the F6900 delivers reliable, smooth, and efficient motion in environments where conventional bearings simply cannot fit or perform. As a premier example of ultra miniature bearings, it sets the standard for miniaturized precision engineering.
Key Applications: The F6900's unique combination of size, stability, speed, and quietness makes it ideal for demanding global markets:
Micro-Motors & Precision Drives: Essential for miniature DC motors, stepper motors, and coreless motors in portable electronics, drones (gimbals, rotors), and medical devices (insulin pumps, surgical tools).
Advanced Robotics & Automation: Provides precise, reliable rotation in robotic joints, miniature actuators, sensor gimbals, and automated laboratory equipment within collaborative robots and micro-factories.
Medical & Dental Devices: Critical for high-speed handpieces (dental drills), diagnostic equipment (sample handlers, optical scanners), and minimally invasive surgical instruments demanding sterility and silence.
Aerospace & Defense Avionics: Used in gyroscopes, inertial navigation systems, satellite mechanisms, and targeting systems where minimal size, weight, and vibration are critical.
Optics & Instrumentation: Ensures smooth, wobble-free rotation in lens focusing mechanisms, laser scanning heads, and precision measurement devices.
Specifications (Typical Values - F6900 Series):
Parameter
Value
Notes
Model
F6900
Standard designation
Bore Diameter (d)
10 mm
Inner diameter
Outer Diameter (D)
22 mm
Outer diameter (bearing body)
Width (B)
6 mm
Bearing width
Flange Diameter (Df)
26 mm
Overall outer diameter (flange)
Flange Thickness (C)
1 mm
Thickness of the flange lip
Flange Protrusion (f)
2 mm
Distance flange extends beyond bearing width
Material
Chrome Steel (GCR15)
Standard, corrosion-resistant options available
Precision Grade
ABEC 1 / P0
Standard, higher grades (ABEC 3/P6, ABEC 5/P5) available
Weight (approx.)
~4 grams
Typical weight per bearing
Unmatched Advantages:
Ultra Miniature Footprint: The defining characteristic of the F6900 is its incredibly small size. As a true ultra miniature bearing, it enables revolutionary product miniaturization across industries, fitting into spaces where traditional bearings are impossible.
Integrated Flange for Superior Stability: The precision-engineered flange provides effortless and secure axial location, preventing bearing creep during operation. This simplifies assembly, reduces the need for complex housings, and enhances overall system rigidity – a critical advantage over standard miniature bearings.
Optimized for High-Speed Performance: Manufactured with precision-ground races and high-quality components, the F6900 is specifically designed to operate smoothly and reliably at high rotational speeds, minimizing friction and power loss in demanding applications like micro-motors and spindles.
Exceptionally Silent Operation: Advanced manufacturing techniques and meticulous quality control ensure minimal vibration and noise generation. This "silent bearing" characteristic is paramount for consumer electronics, medical devices, office equipment, and any application requiring quiet performance.
Robust & Reliable: Despite its miniature size, the F6900 is built to last. Using high-grade steel and stringent production standards, it offers excellent durability and resistance to wear, ensuring long service life even under continuous operation.
Engineered for Global Excellence: The F6900 Flange Bearing is the solution for engineers worldwide pushing the boundaries of miniaturization and performance. Its status as a premier ultra miniature bearing makes it the go-to choice for mission-critical applications in medical technology, aerospace, robotics, precision instruments, and cutting-edge consumer electronics. When failure is not an option and space is severely constrained, trust the F6900 to deliver unmatched precision, stability, speed, and silent reliability. Discover how this extra-miniature powerhouse can revolutionize your next micro-motion design.
Wuxi Douxin Measurement Technology Co., Ltd. specializes in the R&D, production, and sales of various precision specialty bearings under the LFK&LFB brand, including miniature low-noise bearings, flanged outer ring bearings, and non-standard bearings. Its main products include: small and min... Wuxi Douxin Measurement Technology Co., Ltd. specializes in the R&D, production, and sales of various precision specialty bearings under the LFK&LFB brand, including miniature low-noise bearings, flanged outer ring bearings, and non-standard bearings. Its main products include: small and min...