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21312 EK Spherical roller bearings
Dimensions: Bore (Inner) Diameter: 60 mm; Outer Diameter: 130 mm; Width (Thickness): 31 mm;

21312 EK
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Product Attributes
Product Number21312 EK
Bore Dia (d)60 mm
Bore Dia Tolerance-0.012~0
Outer Dia (D)130 mm
Outer Dia Tolerance-0.015~0
Width (H)31 mm
Width Tolerance-0.150~0
Dynamic Load Rating (KN)205.64
Basic Load Rating (KN)232.8
Speed ratings (Reference speed)(r/min)4800
Speed ratings (Limting speed)(r/min)6300
Bearing TypeSpherical roller
For Load DirectionCombined Radial and Thrust
Single Row/Double RowDouble Row
weight(kg)2.1
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
21312 EK
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