NTN - Large Bearings
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Single Row Cylindrical Roller <strong>Bearings</strong><br />
B<br />
r<br />
r<br />
r<br />
r1<br />
r<br />
r1<br />
r1<br />
r<br />
r1<br />
r1<br />
r<br />
r<br />
r<br />
D<br />
d<br />
FW<br />
Type NU Type NJ Type NUP Type N Type NF<br />
d 240320mm<br />
Boundary dimensions Basic load ratings Bearing Dimensions<br />
dynamic static dynamic static numbers<br />
mm kN kgf mm<br />
type<br />
d D B<br />
1<br />
r s min<br />
1<br />
r ls min C r C or C r C or NU F w<br />
240<br />
260<br />
280<br />
300<br />
360 56 3 3 530 820 54,000 83,500 NU1048 270<br />
360 92 3 3 940 1,710 95,500 174,000 NU3048 270<br />
440 72 4 4 935 1,340 95,500 136,000 NU248 295<br />
440 120 4 4 1,440 2,320 146,000 236,000 NU2248 295<br />
500 95 5 5 1,430 1,950 146,000 198,000 NU348 310<br />
500 155 5 5 2,100 3,200 214,000 325,000 NU2348 310<br />
360 46 2.1 2.1 400 665 41,000 67,500 NU1952 285<br />
360 60 2.1 2.1 545 985 55,500 100,000 NU2952 285<br />
400 65 4 4 645 1,000 65,500 102,000 NU1052 296<br />
400 104 4 4 1,150 2,020 117,000 206,000 NU3052 294<br />
440 144 4 4 1,810 3,150 185,000 320,000 NU3152 305<br />
480 80 5 5 1,150 1,660 117,000 170,000 NU252 320<br />
480 130 5 5 1,780 2,930 182,000 299,000 NU2252 320<br />
540 102 6 6 1,620 2,230 165,000 228,000 NU352 336<br />
540 165 6 6 2,340 3,600 239,000 365,000 NU2352 336<br />
540 206 6 6 2,930 4,800 299,000 490,000 NU3352 336<br />
380 46 2.1 2.1 415 710 42,500 72,500 NU1956 305<br />
380 60 2.1 2.1 565 1,060 58,000 108,000 NU2956 305<br />
420 65 4 4 660 1,050 67,000 107,000 NU1056 316<br />
420 106 4 4 1,240 2,260 126,000 230,000 NU3056 314<br />
500 80 5 5 1,190 1,760 121,000 180,000 NU256 340<br />
500 130 5 5 1,840 3,100 188,000 315,000 NU2256 340<br />
580 108 6 6 1,820 2,540 185,000 259,000 NU356 362<br />
580 175 6 6 2,700 4,250 275,000 430,000 NU2356 362<br />
380 60 2.1 2.1 505 1,230 51,500 125,000 NU3860 324<br />
420 56 3 3 560 935 57,000 95,500 NU1960 330<br />
420 72 3 3 780 1,440 79,500 147,000 NU2960 330<br />
460 74 4 4 855 1,340 87,000 137,000 NU1060 340<br />
460 118 4 4 1,610 3,000 164,000 305,000 NU3060 340<br />
540 85 5 5 1,400 2,070 143,000 211,000 NU260 364<br />
540 140 5 5 2,180 3,650 223,000 370,000 NU2260 364<br />
620 185 7.5 7.5 3,250 5,150 330,000 525,000 NU2360 385<br />
320<br />
400 60 2.1 2.1 525 1,310 53,500 134,000 NU3864 344<br />
440 56 3 3 580 1,010 59,500 103,000 NU1964 350<br />
480 74 4 4 875 1,410 89,500 143,000 NU1064 360<br />
1 Minimal allowable dimension for chamfer dimension r or r1.<br />
B-48
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