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30228/DF Tapered roller bearings& single row& matched face-to-face
Dimensions: Bore (Inner) Diameter: 140 mm; Outer Diameter: 250 mm; Width (Thickness): ;

30228/DF
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Product Attributes
Product Number30228/DF
Bore diameter140 mm
Outside diameter250 mm
Shoulder diameter of inner ring91.5 mm
Widthof inner ring84 mm
Chamfer minimum dimension of outer ring (r3,4)1 mm
Basic dynamic load rating (Cr)773 kn
Basic static load rating (Cor)1140 kN
Fatigue load limit (Pu)116 kN
Reference speed1500 r/min
Limiting speed2600 r/min
Mass18 kg
Limiting value (e)0.43
Axial load factor (Y)1.6
Axial load factor (Y0)2.3
Maximum diameter of shaft abutment (da)164 mm
Minimum diameter of housing abutment (Da)219 mm
Maximum diameter of housing abutment (Da)236 mm
Minimum width of space required in housing on large side face (C8 mm
Maximum Radius of shaft fillet (ra)1 mm
Maximum Radius of housing fillet (rb)3 mm
30228/DF
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