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31328 X/DF Tapered roller bearings& single row& matched face-to-face
Dimensions: Bore (Inner) Diameter: 140 mm; Outer Diameter: 300 mm; Width (Thickness): ;

31328 X/DF
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Product Attributes
Product Number31328 X/DF
Bore diameter140 mm
Outside diameter300 mm
Shoulder diameter of inner ring154 mm
Widthof inner ring140 mm
Chamfer minimum dimension of outer ring (r3,4)1.5 mm
Basic dynamic load rating (Cr)1264 kn
Basic static load rating (Cor)1800 kN
Fatigue load limit (Pu)180 kN
Reference speed1200 r/min
Limiting speed2200 r/min
Mass49 kg
Limiting value (e)0.83
Axial load factor (Y)0.81
Axial load factor (Y0)1.2
Maximum diameter of shaft abutment (da)169 mm
Minimum diameter of housing abutment (Da)235 mm
Maximum diameter of housing abutment (Da)284 mm
Minimum width of space required in housing on large side face (C9 mm
Maximum Radius of shaft fillet (ra)1.5 mm
Maximum Radius of housing fillet (rb)4 mm
31328 X/DF
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