NTN - Large Bearings

Double Row Tapered Roller Bearings (Inside Direction)
Metric system sizes
C1
r
r1
B
D
d
a
d 100180mm
Boundary dimensions Basic load ratings Bearing numbers
dynamic static dynamic static
mm kN kgf
d D B C 1 r s min 1 r ls min
1
C r C or C r C or
100
105
110
120
130
140
150
160
170
177.000
250 116 116 4 4 790 1,050 80,500 107,000 CRD-2051
170 90 90 2.5 2.5 420 860 42,500 87,500 CRD-2151
180 56 56 2 2.5 298 485 30,500 49,500 323122
190 102 98 3 1.5 515 950 52,500 96,500 CRD-2252
200 82 82 2.5 1 555 865 56,500 88,500 CRD-2254
170 120 120 2 2 415 890 42,500 91,000 CRD-2421
180 46 46 2 2.5 230 375 23,500 38,000 323024
200 62 62 2 2.5 370 610 38,000 62,500 323124
215 113 113 2.5 2.5 735 1,300 75,000 133,000 CRD-2420
280 150 140 3 3 1,130 1,840 115,000 187,000 CRD-2422
190 120 120 1.5 1.5 415 840 42,000 85,500 CRD-2652
195 120 120 2.5 1.5 475 1,040 48,500 106,000 CRD-2654
200 52 52 2 2.5 294 490 29,900 50,000 323026
210 64 64 2 2.5 410 675 42,000 69,000 323126
210 53 53 2 2.5 300 535 30,500 54,500 323028
225 68 68 2.5 3 390 650 40,000 66,000 323128
225 56 56 2.5 3 355 630 36,000 64,500 323030
250 80 80 2.5 3 600 1,040 61,500 106,000 323130
250 110 110 2.5 2.5 855 1,590 87,500 162,000 CRD-3052
240 60 60 2.5 3 430 765 44,000 78,000 323032
240 110 110 2.5 2.5 750 1,560 76,500 159,000 CRD-3254
260 130 130 3 1.5 880 1,740 89,500 178,000 CRD-3253
270 86 86 2.5 3 675 1,180 69,000 120,000 323132E1
270 116 116 2.5 2.5 835 1,640 85,500 167,000 CRD-3208
260 67 67 2.5 3 490 865 50,000 88,000 323034
280 76 76 2.5 2.5 550 900 56,000 92,000 CRD-3413
280 88 88 2.5 3 725 1,270 74,000 130,000 323134E1
248.000 90.488 90.488 3.3 1.57 515 1,180 52,500 120,000 CRD-3502
180
280 74 74 2.5 3 580 1,050 59,500 107,000 323036E1
1 Minimum allowable dimension for chamfer dimension r or r1. 2 "" means the load center is out side the inner ring.
Remarks: 1. The marked "" bearings are inch system sizes.
B-152