NTN - Large Bearings

Double Row Steep Slope Tapered Roller Bearings (Inside Direction)
C1
r
D
r1
d
Kw
Kd
Kw
Kd
B
Drawing A Drawing B Drawing C
d 4701,400mm
Boundary dimensions Basic load ratings Bearing Drawing
dynamic static dynamic static numbers No.
mm kN kgf
d D B C r r s min 1 r ls min
1
C r C or C r C or
470
480
482.600
509.948
510.134
550
600
660.000
685.800
685.876
720
780
1,400
720 216 216 6 6 2,790 6,800 284,000 690,000 CRD-9404 B
689.5 180 180 6 6 2,670 6,400 272,000 655,000 CRD-9609 B
690 180 180 6 6 2,670 6,400 272,000 655,000 CRD-9603 B
615.950 158.750 158.750 6.4 3.3 2,240 6,450 228,000 660,000 CRD-9709 A
733.500 200.000 200.000 17.5 5 2,740 6,550 279,000 665,000 CRD-9704 C
733.425 200.02 200.02 5 5 3,250 8,350 330,000 855,000 CRD-10208 C
800.001 284.493 284.493 6.4 6.4 5,200 12,100 530,000 1,230,000 CRD-10206 C
920 330 330 7.5 7.5 6,800 15,700 695,000 1,600,000 CRD-11001 B
1,000 350 350 7.5 7.5 8,250 19,500 840,000 1,990,000 CRD-12002 A
814.000 176.212 176.212 6.4 3.3 2,600 8,200 266,000 835,000 CRD-13208 C
939.800 234.950 228.575 3.3 6.4 4,950 13,500 505,000 1,380,000 CRD-13702 B
939.876 234.950 227.813 3.3 6.4 4,950 13,500 505,000 1,380,000 CRD-13701 C
920 130 150 5 4 2,760 7,300 281,000 745,000 CRD-14403 A
1,000 200 200 5 2 4,200 12,900 430,000 1,320,000 CRD-15601 C
1,600 180 180 5 2.5 4,400 16,300 445,000 1,670,000 CRD-28003 A
2
1 Minimum allowable dimension for chamfer dimension r or r1. 2 This bearing has a screw groove at inner ring's bore and slots at the side face of inner ring.
Remarks: 1. The marked "" bearings are inch system sizes. 2. Bearing numbers marked "" designate bearing with hollow rollers and pin type cages.
B-178