NTN - Large Bearings
You also want an ePaper? Increase the reach of your titles
YUMPU automatically turns print PDFs into web optimized ePapers that Google loves.
Double Row Tapered Roller <strong>Bearings</strong> (Inside Direction)<br />
Metric system sizes<br />
C1<br />
r<br />
r1<br />
B<br />
D<br />
d<br />
a<br />
d 420630mm<br />
Boundary dimensions Basic load ratings Bearing numbers<br />
dynamic static dynamic static<br />
mm kN kgf<br />
d D B C 1 r s min 1 r ls min<br />
1<br />
C r C or C r C or<br />
420<br />
440<br />
450<br />
458<br />
460<br />
480<br />
481.228<br />
482.600<br />
500<br />
560<br />
585.788<br />
600<br />
630<br />
620 150 150 5 6 2,650 5,900 270,000 600,000 323084<br />
700 224 224 6 6 4,800 9,700 490,000 990,000 323184<br />
735 406 406 7.5 7.5 8,600 20,400 880,000 2,080,000 CRD-8405<br />
650 157 157 6 6 2,600 5,450 266,000 560,000 323088<br />
720 226 226 6 6 5,000 10,300 510,000 1,050,000 323188<br />
730 290 290 6 6 6,400 13,900 650,000 1,420,000 CRD-8822<br />
720 300 300 7.5 4 5,550 12,600 565,000 1,290,000 CRD-9011<br />
830.5 377 377 7.5 7.5 9,250 20,100 940,000 2,050,000 CRD-9203<br />
680 163 163 6 6 3,050 6,600 310,000 670,000 323092<br />
760 240 240 7.5 7.5 4,900 10,300 500,000 1,050,000 323192<br />
860 420 420 6 6 10,500 22,700 1,070,000 2,320,000 CRD-9204<br />
700 165 165 6 6 3,050 6,700 310,000 685,000 323096<br />
790 248 248 7.5 7.5 5,300 11,100 540,000 1,130,000 323196<br />
615.950 158.750 158.750 6.4 3.3 2,240 6,450 228,000 660,000 CRD-9605<br />
615.950 158.750 158.750 6.4 3.3 2,240 6,450 228,000 660,000 CRD-9709<br />
615.950 163.750 158.750 6.4 3.3 2,430 7,100 248,000 725,000 CRD-9708<br />
670 150 150 5 2.5 2,400 6,100 245,000 625,000 CRD-10005<br />
720 167 167 6 6 3,100 6,900 315,000 700,000 3230/500<br />
820 256 256 9.5 9.5 5,250 11,900 535,000 1,210,000 CRD-10008<br />
830 264 264 7.5 7.5 6,400 14,000 650,000 1,420,000 3231/500G2<br />
820 195 195 6 6 4,550 10,300 465,000 1,050,000 CRD-11207<br />
771.525 230.188 230.188 6.4 3.3 4,300 12,900 440,000 1,310,000 CRD-11701<br />
760 115 115 4 4 1,740 4,400 178,000 450,000 CRD-12005<br />
870 380 400 7.5 4 8,500 24,100 865,000 2,460,000 CRD-12006<br />
920 212 212 7.5 7.5 5,350 12,800 545,000 1,310,000 3230/630G2<br />
1 Minimum allowable dimension for chamfer dimension r or r1. 2 "" means the load center is out side the inner ring.<br />
Remarks: 1. The marked "" bearings are inch system sizes. 2. Bearing numbers marked "" designate bearing with hollow rollers and pin type cages.<br />
B-158
Change language