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87750/87111 Inch Single Row Tapered Roller Bearings
Dimensions: Bore (Inner) Diameter: 7.5000 "; Outer Diameter: 11.1250 "; Width (Thickness): 2.0000 ";

87750/87111
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Product Attributes
Product Number87750/87111
Bore diameter7.5000 "
Outside diameter11.1250 "
Total width2.0000 "
Shoulder diameter of inner ring9.1339 "
Widthof inner ring1.8750 "
Width of outer ring1.4375 "
Chamfer minimum dimension of inner ring (r1,2)3.5 mm
Chamfer minimum dimension of outer ring (r3,4)3.3
Distance side face to pressure point (a)54
Basic dynamic load rating (Cr)427
Basic static load rating (Cor)695
Fatigue load limit (Pu)67
Reference speed1700 r/min
Limiting speed2000 r/min
Mass9.55 kg
Limiting value (e)0.43
Axial load factor (Y)1.4
Axial load factor (Y0)0.8
Maximum diameter of shaft abutment (da)213 mm
Minimum diameter of shaft abutment (db)207 mm
Minimum diameter of housing abutment (Da)253 mm
Maximum diameter of housing abutment (Da)267 mm
Minimum diameter of housing abutment (Db)267 mm
Minimum width of space required in housing on large side face (C6 mm
Minimum width of space required in housing on small side face (C14 mm
Maximum Radius of shaft fillet (ra)3.5 mm
Maximum Radius of housing fillet (rb)3.3 mm
87750/87111
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