Ball and Roller Bearings

Four-Row Cylindrical Roller BearingsC1C1rr1rr1B1B1Dd FWDd FWDrawing 1 Drawing 2d Boundary dimensionsBasic load ratingsdynamic static dynamic staticmm kN kgfd D B1 C1 rs min r1s min Cr Cor Cr Cor700710725750760800820840850860900920100010301200930 620 620 15X20 6 12 900 43 000 1 320 000 4 400 0001 000 715 715 9.5 6 16 800 54 500 1 710 000 5 550 0001 000 700 700 6 6 15 900 53 500 1 620 000 5 450 0001 050 745 720 7.5 7.5 17 600 58 000 1 790 000 5 900 0001 090 745 720 7.5 7.5 19 100 60 500 1 950 000 6 150 0001 030 750 750 7.5 7.5 17 300 59 500 1 760 000 6 050 0001 080 805 790 6 6 18 700 61 000 1 900 000 6 250 0001 100 745 720 7.5 7.5 19 100 60 500 1 950 000 6 150 0001 080 700 700 7.5 7.5 16 500 55 000 1 680 000 5 600 0001 080 750 750 6 6 17 300 59 000 1 760 000 6 000 0001 130 800 800 7.5 7.5 19 600 66 500 2 000 000 6 800 0001 130 825 800 7.5 7.5 19 600 66 500 2 000 000 6 800 0001 160 840 840 7.5 7.5 21 600 71 000 2 200 000 7 250 0001 160 840 840 5 7.5 21 600 71 000 2 200 000 7 250 0001 150 650 650 9.5 9.5 15 700 51 000 1 610 000 5 200 0001 150 800 800 6 6 19 700 71 000 2 010 000 7 250 0001 180 650 650 7.5 7.5 16 400 51 500 1 670 000 5 250 0001 180 850 850 9.5 9.5 24 100 78 500 2 460 000 8 000 0001 160 735 710 6 6 17 800 62 500 1 810 000 6 400 0001 230 895 870 7.5 7.5 24 700 88 000 2 520 000 9 000 0001 280 865 850 7.5 7.5 26 200 88 500 2 670 000 9 000 0001 310 880 880 9.5 9.5 23 400 88 500 2 380 000 9 000 0001 360 800 800 7.5 7.5 25 000 85 000 2 550 000 8 650 0001 380 850 850 7.5 7.5 24 400 89 000 2 490 000 9 100 0001 590 1 050 1 050 7.5 7.5 36 000 133 000 3 650 000 13 600 000Minimal allowable dimension for chamfer dimension r or r1. Inner ring is divided into four. The oil hole of the outer ring is provided with fittingnozzle for oil mist.B-116