NTN - Large Bearings
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Single Row Tapered Roller <strong>Bearings</strong><br />
Metric system sizes<br />
r1<br />
T<br />
C<br />
D<br />
B<br />
r<br />
d<br />
a<br />
d 100120mm<br />
Boundary dimensions Basic load ratings Bearing<br />
dynamic static dynamic static numbers<br />
mm kN kgf<br />
d D T B C r s min<br />
1<br />
r ls min<br />
1<br />
C r C or C r C or<br />
100<br />
105<br />
110<br />
140 25 25 20 1.5 1.5 121 206 12,300 21,000 32920XU<br />
140 25 24 20 1.5 1.5 97.5 162 9,950 16,500 32920 2<br />
150 32 32 24 2 1.5 170 281 17,300 28,600 32020XU<br />
150 39 39 32.5 2 1.5 224 390 22,800 39,500 33020U<br />
180 37 34 29 3 2.5 258 335 26,300 34,500 30220U<br />
180 49 46 39 3 2.5 330 465 33,500 47,500 32220U<br />
215 51.5 47 39 4 3 410 500 41,500 51,000 30320U<br />
215 51.5 47 39 3 3 345 400 35,000 40,500 30320 2<br />
215 56.5 51 35 4 3 355 435 36,000 44,000 31320XU<br />
215 77.5 73 60 4 3 570 770 58,500 78,500 32320U<br />
145 25 25 20 1.5 1.5 126 219 12,800 22,400 32921XA 2<br />
160 35 35 26 2.5 2 201 335 20,500 34,000 32021XU<br />
160 43 43 34 2.5 2 245 420 25,000 43,000 33021U<br />
190 39 36 30 3 2.5 287 380 29,300 38,500 30221U<br />
190 53 50 43 3 2.5 380 540 38,500 55,500 32221U<br />
225 53.5 49 41 4 3 435 535 44,500 54,500 30321U<br />
225 53.5 49 41 3 3 365 420 37,000 43,000 30321 2<br />
225 58 53 36 4 3 380 470 39,000 47,500 31321XU<br />
225 81.5 77 63 4 3 610 825 62,500 84,500 32321U<br />
150 25 25 20 1.5 1.5 127 226 13,000 23,100 32922XA 2<br />
170 38 38 29 2.5 2 236 390 24,000 39,500 32022XU<br />
170 47 47 37 2.5 2 288 500 29,400 51,000 33022U<br />
200 41 38 32 3 2.5 325 435 33,000 44,000 30222U<br />
200 56 53 46 3 2.5 420 605 43,000 62,000 32222U<br />
240 54.5 50 42 4 3 480 590 49,000 60,000 30322U<br />
240 54.5 50 42 3 3 400 465 40,500 47,000 30322 2<br />
240 63 57 38 4 3 430 535 44,000 54,500 31322XU<br />
240 84.5 80 65 4 3 705 970 72,000 98,500 32322U<br />
240 84.5 80 65 3 3 620 830 63,500 84,500 32322 2<br />
165 29 29 23 1.5 1.5 162 294 16,500 30,000 32924XU<br />
165 29 27 23 1.5 1.5 118 205 12,000 20,900 32924 2<br />
180 38 38 29 2.5 2 245 420 25,000 43,000 32024XU<br />
215 43.5 40 34 3 2.5 345 470 35,500 48,000 30224U<br />
215 61.5 58 50 3 2.5 460 680 47,000 69,500 32224U<br />
260 59.5 55 46 4 3 560 695 57,000 71,000 30324U<br />
260 59.5 55 46 3 3 465 550 47,500 56,000 30324 2<br />
1 Minimal allowable dimension for chamfer dimension r or r1. 2 This bearing does not incorporate the subunit dimensions.<br />
120<br />
B-96
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