Ball and Roller Bearings - Ntn-snr.com

Four Row Tapered Roller Bearings
C2
r
r1
B2
D
Da
d
da
Sa
d 368.300447.675mm
Boundary dimensions
Basic load ratings
dynamic static dynamic static
mm kN kgf
1
1
d D B 2 C 2 r 1s min r s min C r C or C r C or
368.300
374.650
380
384.175
385.762
393.700
395
400
406.400
409.575
415.925
420
431.800
432.003
440
447.675
523.875 382.588 382.588 3.3 6.4 4,450 13,100 455,000 1,330,000
501.650 250.825 260.350 1.5 3.3 2,360 6,250 241,000 640,000
536 390 390 6 5 4,900 14,100 500,000 1,440,000
560 285 285 5 5 3,250 7,700 330,000 785,000
546.100 400.050 400.050 3.3 6.4 5,400 16,100 550,000 1,640,000
514.350 317.500 317.500 3.3 3.3 3,650 11,100 370,000 1,130,000
546.100 288.925 288.925 1.5 6.4 3,200 10,200 325,000 1,040,000
545 268.7 288.7 4 7.5 2,970 8,650 305,000 880,000
560 380 380 5 5 4,800 14,100 490,000 1,440,000
564 412 412 6 5 4,850 14,700 495,000 1,500,000
546.100 288.925 288.925 1.5 6.4 3,200 10,200 325,000 1,040,000
590.550 400.050 400.050 3.3 6.4 4,850 13,600 490,000 1,380,000
609.600 309.562 317.500 3.5 6.4 3,700 9,600 380,000 980,000
546.100 334.962 334.962 1.5 6.4 4,100 12,700 415,000 1,290,000
590.550 434.975 434.975 3.3 6.4 6,300 18,900 640,000 1,930,000
592 432 432 6 5 5,350 16,300 545,000 1,660,000
650 460 460 5 5 6,950 18,300 710,000 1,870,000
571.500 279.400 279.400 1.5 3.3 3,050 9,300 315,000 950,000
571.500 336.550 336.550 1.5 6.4 3,700 11,800 380,000 1,200,000
609.524 317.500 317.500 3.5 6.4 4,350 11,500 445,000 1,170,000
620 454 454 6 6 6,500 19,900 665,000 2,030,000
650 355 355 4 7.5 5,350 13,400 545,000 1,370,000
650 460 460 6 6 6,750 20,700 690,000 2,110,000
635.000 463.550 463.550 3.3 6.4 7,100 22,100 725,000 2,260,000
1 Minimum allowable dimension for chamfer dimension r or r1.
B-220