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R09

R09

sales@its-bearing.com

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Miniature precision ball bearings are engineered for applications that demand high accuracy, low friction, and reliable performance in limited spaces. Manufactured from high-quality bearing steel or stainless steel, these bearings provide smooth rotation, low noise, and excellent wear resistance. They are widely used in electric motors, medical devices, robotics, precision instruments, automotive components, and electronic equipment. Available in various sizes and configurations, miniature precision ball bearings ensure long service life, stable operation, and efficient performance under high-speed and light-load conditions. Custom designs and sealed options are also available.

Overview
Part NumberR09
Characteristics
System of MeasurementInch
Bearing TypeBall
Seal TypeOpen
Inner Ring TypeStandard
For Load DirectionRadial
ConstructionSingle Row
Ball Qty6
Tolerance ClassABEC1
Dimensions
Bore Dia0.04"
Bore Dia Tolerance-0.0003" to 0"
Outer Dia0.125"
Outer Dia Tolerance-0.0003" to 0"
Width0.0469"
Width Tolerance-0.005" to 0"
Ball Dia0.025"
Radial Clearance0.0002" to 0.00039"
Radial Clearance SuffixMC3
Material
Ring MaterialChrome Steel
Ball MaterialChrome Steel
Cage MaterialStainless Steel
Performance
Dynamic Radial Load20 lbf
Static Radial Load5 lbf
Max Speed (X1000 rpm)130
Temperature Range-86 to 230 °F
Properties
LubricationRequired
RoHSCompliant
REACHCompliant
Weight0.05 g
R09
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