497/492 A Inch Single Row Tapered Roller Bearings
Dimensions: Bore (Inner) Diameter: 3.3750 "； Outer Diameter: 5.2500 "； Width (Thickness): 1.1875 ";

Product Attributes

Product Number	497/492 A
Bore diameter	3.3750 "
Outside diameter	5.2500 "
Total width	1.1875 "
Shoulder diameter of inner ring	4.2520 "
Widthof inner ring	1.1720 "
Width of outer ring	0.8750 "
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)	29
Basic dynamic load rating (Cr)	178
Basic static load rating (Cor)	220
Fatigue load limit (Pu)	25.5
Reference speed	3800 r/min
Limiting speed	4500 r/min
Mass	1.45 kg
Limiting value (e)	0.44
Axial load factor (Y)	1.35
Axial load factor (Y0)	0.8
Maximum diameter of shaft abutment (da)	95 mm
Minimum diameter of shaft abutment (db)	100 mm
Minimum diameter of housing abutment (Da)	119 mm
Maximum diameter of housing abutment (Da)	121 mm
Minimum diameter of housing abutment (Db)	128 mm
Minimum width of space required in housing on large side face (C	5 mm
Minimum width of space required in housing on small side face (C	7.5 mm
Maximum Radius of shaft fillet (ra)	3.5 mm
Maximum Radius of housing fillet (rb)	3.3 mm

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