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21306 CCK Spherical roller bearings
Dimensions: Bore (Inner) Diameter: 30 mm; Outer Diameter: 72 mm; Width (Thickness): 19 mm;

21306 CCK
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Product Attributes
Product Number21306 CCK
Bore Dia (d)30 mm
Bore Dia Tolerance-0.008~0
Outer Dia (D)72 mm
Outer Dia Tolerance-0.011~0
Width (H)19 mm
Width Tolerance-0.120~0
Dynamic Load Rating (KN)62.08
Basic Load Rating (KN)59.17
Speed ratings (Reference speed)(r/min)8200
Speed ratings (Limting speed)(r/min)10000
Bearing TypeSpherical roller
For Load DirectionCombined Radial and Thrust
Single Row/Double RowDouble Row
weight(kg)0.41
Seal TypeOpen
Precision RatingABEC-3 P6
roller Material52100 Chrome steel
Ring Material52100 Chrome steel
Cage Materialbrass or steel
LubricationRequired
Shaft Mount TypePress Fit
Temperature Range-40 to 130 ºC
RoHSCompliant
Cylindrical or tapered holestapered
21306 CCK
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