NTN - Large Bearings

Double Row Tapered Roller Bearings (Outside Direction)
Inch system sizes
B1
C
D
d
a
d 488.9501,270.000mm
Boundary dimensions Basic load ratings Bearing numbers
dynamic static dynamic static
mm kN kgf
d D B 1 C C r C or C r C or
488.950
489.026
498.475
508.000
533.400
536.575
549.275
558.800
571.500
609.600
660.400
711.200
723.900
977.900
634.873 180.975 136.525 2,500 6,950 255,000 710,000 LM772748/LM772710DA+A
660.400 206.375 158.750 3,150 8,050 320,000 820,000 T-EE640192/640261DG2+A
634.873 177.800 142.875 2,000 6,150 204,000 630,000 EE243192/243251D+A
634.873 177.800 142.875 2,000 6,150 204,000 630,000 EE243196/243251D+A
838.200 304.800 222.250 5,450 12,800 555,000 1,310,000 EE426200/426331D+A
812.800 269.875 187.325 4,450 10,400 455,000 1,060,000 EE626210/626321D+A
761.873 311.150 247.650 5,900 15,200 600,000 1,550,000 M276449/M276410DG2+A
692.150 174.625 136.525 2,320 6,950 236,000 710,000 L476549/L476510D+A
736.600 165.100 114.300 2,050 5,400 209,000 550,000 EE542220/542291D+A
736.600 187.328 138.112 2,500 6,750 255,000 690,000 EE843220/843291D+A
736.600 225.425 177.800 3,150 8,800 325,000 895,000 LM377449/LM377410D+A
812.800 333.375 263.525 6,950 18,300 710,000 1,870,000 M278749/M278710DAG2+A
787.400 206.375 158.750 3,750 10,100 380,000 1,030,000 EE649240/649311DG2+A
812.800 190.500 146.050 2,860 7,850 292,000 800,000 EE743240/743321D+A
812.800 203.200 158.750 3,250 10,300 330,000 1,060,000 L281148/L281110DA+A
914.400 190.500 139.700 3,100 8,950 315,000 910,000 EE755280/755361DG2+A
914.400 187.325 139.700 3,100 8,950 315,000 910,000 EE755285/755361DG2+A
1,130.300 139.700 101.600 2,050 7,200 209,000 735,000 LL687949/LL687910D+A
1,270.000 1,435.100 146.050 101.600 2,730 10,100 278,000 1,030,000 LL889049/LL889010D+A
Remarks: 1. The above chamfer of inner and outer ring are bigger than ras max or rlas max.
2. Bearing numbers marked "" designate bearing with hollow rollers and pin type cages.
B-150