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Metric Size Miniature Flanged Ball Bearings SF691xzz

Metric Size Miniature Flanged Ball Bearings SF691xzz

The SF691xzz is a small, shielded ball bearing with a 1.5mm bore and 5mm outer diameter, crafted entirely from stainless steel for durability. It handles radial loads up to 29 lbf and spins at an impressive 76,500 RPM, making it suitable for high-speed applications.

Its shielded design helps keep contaminants out while maintaining smooth operation. The stainless steel cage and balls ensure long-lasting performance, even in demanding conditions.

This bearing is ideal for precision devices like small motors or medical instruments where reliability and speed are key. With a compact width of just 2.6mm, it fits neatly into tight spaces.

Compliant with RoHS and REACH standards, it’s a safe choice for various industries. The included flange adds stability, making installation straightforward.

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    Description Features Application Q&A Featured Products Our Process

Product Parameters

  • Part Number SF691xzz
  • Brand TFL
  • System of Measurement Metric
  • Bearing Type Ball
  • Bore Dia 1.5 mm
  • Bore Dia Tolerance -0.008mm to 0
  • Outer Dia 5 mm
  • Outer Dia Tolerance -0.008mm to 0
  • Width 2.6 mm
  • Width Tolerance -0.12mm to 0
  • Flange Outer Dia 6.5 mm
  • Flange Thickness 0.8 mm
  • Radial Clearance 0.002mm to 0.013mm
  • Ball Qty 6
  • Ball Dia 1.0000 mm
  • For Load Direction Radial
  • Construction Single Row
  • Inner Ring Type Standard
  • Seal Type Shielded
  • Tolerance Class ABEC1
  • Radial Clearance Trade No MC3
  • Ring Material Stainless Steel
  • Ball Material Stainless Steel
  • Cage Material Stainless Steel
  • Dynamic Radial Load 29 lbf
  • Static Radial Load 8 lbf
  • Max Speed 76500 rpm
  • Temperature Range -30° to 110 °C
  • Lubrication Required
  • RoHS Compliant
  • REACH Compliant
  • Weight 0.33 g
  • Shield Material 300 Series Stainless Steel
  • Price（$） 19.8
Metric Size Miniature Flanged Ball Bearings SF691xzz dimension drawing
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Features

How Does SF691xzz Bearing Achieve High-Speed Performance?

SF691xzz Bearing is crafted with stainless steel rings and balls, ensuring smooth operation at speeds up to 76,500 rpm.
Its shielded design protects against contaminants while maintaining low friction.
The precision-engineered ball quantity and radial clearance enhance stability during high-speed rotation.
With a dynamic radial load capacity of 29 lbf, it balances speed and durability.

Application

Common Applications of SF691xzz Bearing
SF691xzz Bearing is commonly used in small precision instruments, such as medical devices and lab equipment, where its compact size and shielded design protect against contaminants. The stainless steel construction ensures durability in environments requiring frequent cleaning.

Industrial Uses of SF691xzz Bearing
In automation systems, SF691xzz Bearing fits well in miniature motors and robotic arms, offering smooth rotation at high speeds. Its ABEC1 tolerance makes it suitable for applications where moderate precision is needed.

Where Is SF691xzz Bearing Used?
You’ll often find SF691xzz Bearing in consumer electronics like small fans or handheld tools, thanks to its lightweight and efficient performance. The shielded seals help extend its lifespan by keeping dust out.

Built for Versatility: SF691xzz Bearing
SF691xzz Bearing works well in both low and high-speed scenarios, from dental drills to miniature drones. Its stainless steel balls and rings provide reliable performance even in humid conditions.

Light-Duty vs High-Speed: Performance of SF691xzz Bearing
For light-duty tasks like watch mechanisms, SF691xzz Bearing delivers quiet operation, while its high-speed capability suits small electric motors. The radial clearance ensures smooth movement under varying loads.

Q&A

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