NTN - Large Bearings

Spherical Roller Bearings
B
r
r
D
d
d
Cylindrical bore
Tapered bore
taper 1:12
d 100140mm
Boundary dimensions Basic load ratings Bearing numbers Abutment and
dynamic static dynamic static fillet dimensions
mm kN kgf mm
d D B r s min
1
Cylindrical tapered 2 d a D a r as
C r C or C r C or bore bore min max max
100
110
120
130
139.734
165 52 2 310 470 31,500 47,500 23120B 23120BK 110 155 2
170 65 2 380 590 38,500 60,000 2P2009 2P2009K 110 160 2
170 65 2 405 640 41,500 65,500 2P2014 2P2014K 110 160 2
180 46 2.1 315 415 32,000 42,500 22220B 22220BK 112 168 2
180 60.3 2.1 405 580 41,500 59,000 23220B 23220BK 112 168 2
215 47 3 370 465 37,500 47,500 21320 21320K 114 201 2.5
215 73 3 605 755 61,500 77,000 22320B 22320BK 114 201 2.5
170 45 2 282 455 28,800 46,500 23022B 23022BK 120 160 2
180 56 2 370 580 37,500 59,500 23122B 23122BK 120 170 2
180 69 2 450 755 46,000 77,000 24122B 24122BK30 120 170 2
200 53 2.1 410 570 42,000 58,000 22222B 22222BK 122 188 2
200 69.8 2.1 515 760 52,500 77,500 23222B 23222BK 122 188 2
240 50 3 495 615 50,500 62,500 21322 21322K 124 226 2.5
240 80 3 745 930 76,000 95,000 22322B 22322BK 124 226 2.5
180 46 2 296 495 30,000 50,500 23024B 23024BK 130 170 2
180 60 2 390 670 39,500 68,500 24024B 24024BK30 130 170 2
180 60 2 395 695 40,000 71,000 24024C 24024CK30 130 170 2
180 69 2 415 785 42,500 80,000 2P2416 2P2416K 130 170 2
200 62 2 455 705 46,500 71,500 23124B 23124BK 130 190 2
200 80 2 575 945 58,500 96,500 24124B 24124BK30 130 190 2
215 58 2.1 485 700 49,500 71,500 22224B 22224BK 132 203 2
215 76 2.1 585 880 59,500 89,500 23224B 23224BK 132 203 2
260 86 3 880 1,120 89,500 114,000 22324B 22324BK 134 246 2.5
200 52 2 375 620 38,500 63,500 23026B 23026BK 140 190 2
200 69 2 505 895 51,500 91,000 24026B 24026BK30 140 190 2
200 69 2 490 860 50,000 87,500 24026C 24026CK30 140 190 2
210 64 2 495 795 50,500 81,000 23126B 23126BK 140 200 2
210 80 2 585 995 60,000 102,000 24126B 24126BK30 140 200 2
230 64 3 570 790 58,000 80,500 22226B 22226BK 144 216 2.5
230 80 3 685 1,060 70,000 108,000 23226B 23226BK 144 216 2.5
280 93 4 1,000 1,290 102,000 131,000 22326B 22326BK 148 262 3
218 80 1.1 605 1,050 61,500 106,000 2P2803 2P2803K 146 211 1
140 210 53 2 405 690 41,000 70,500 23028B 23028BK 150 200 2
210 69 2 510 945 52,000 96,500 24028B 24028BK30 150 200 2
1 Smallest allowable dimension for chamfer dimension r.
2 Bearings appended with "K" have a tapered bore ratio of 1:12; bearings appended with "K30" have a tapered bore ratio of 1:30.
Remarks: 1. Bearing numbers marked "" are C type. B-206