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31313/DF Tapered roller bearings& single row& matched face-to-face
Dimensions: Bore (Inner) Diameter: 65 mm; Outer Diameter: 140 mm; Width (Thickness): ;

31313/DF
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Product Attributes
Product Number31313/DF
Bore diameter65 mm
Outside diameter140 mm
Shoulder diameter of inner ring72 mm
Widthof inner ring66 mm
Chamfer minimum dimension of outer ring (r3,4)1 mm
Basic dynamic load rating (Cr)348 kn
Basic static load rating (Cor)380 kN
Fatigue load limit (Pu)47.5 kN
Reference speed2800 r/min
Limiting speed4800 r/min
Mass5 kg
Limiting value (e)0.83
Axial load factor (Y)0.81
Axial load factor (Y0)1.2
Maximum diameter of shaft abutment (da)80 mm
Minimum diameter of housing abutment (Da)111 mm
Maximum diameter of housing abutment (Da)129 mm
Minimum width of space required in housing on large side face (C5 mm
Maximum Radius of shaft fillet (ra)1 mm
Maximum Radius of housing fillet (rb)2.5 mm
31313/DF
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