NTN - Large Bearings

Double Row Tapered Roller Bearings (Outside Direction)
Metric system sizes
B1
C
r1
r
D
d
a
d 5701,115mm
Boundary dimensions Basic load ratings Bearing
dynamic static dynamic static numbers
mm kN kgf
d D B 1 C r s min
1
r ls min
1
C r C or C r C or
570
590
600
670
710
800
1,040
1,115
815 345 265 6 3 6,300 16,600 640,000 1,690,000 CRI-11401
780 255 178 5 2.5 3,900 10,500 400,000 1,070,000 CRI-11801
870 200 176 6 3 3,900 8,550 400,000 870,000 4130/600
980 300 264 7.5 4 7,400 15,400 755,000 1,570,000 4131/600G2
980 388 300 7.5 4 8,600 18,400 875,000 1,870,000 4231/600G2
830 180 145 4 1.5 3,050 9,150 310,000 935,000 CRI-13402
880 185 130 4 2 3,500 9,100 360,000 930,000 CRI-13401
1,090 336 295 7.5 4 9,250 19,700 945,000 2,010,000 4131/670G2
1,090 392 336 7.5 4 10,500 24,800 1,070,000 2,530,000 4231/670G2
1,030 236 208 7.5 4 5,900 13,900 600,000 1,420,000 4130/710G2
1,030 236 208 7.5 4 5,750 14,000 590,000 1,430,000 CRI-14207
1,030 295 236 7.5 4 6,900 16,100 700,000 1,640,000 CRI-14209
1,150 350 256 7.5 4 9,350 24,200 955,000 2,470,000 CRI-16001
1,290 350 270 6 2.5 8,850 30,000 900,000 3,050,000 CRI-20802
1,460 300 220 5 2.5 8,200 24,000 835,000 2,450,000 CRI-22303
1 Minimum allowable dimension for chamfer dimension r or r1.
Remarks: 1. Bearing numbers marked "" designate bearing with hollow rollers and pin type cages.
B-138