Four-row cylindrical roller bearingsFour-row cylindrical roller bearingsFour-row cylindrical roller bearingsFour-row cylindrical roller bearings
Four-row cylindrical roller bearingsFour-row cylindrical roller bearingsFour-row cylindrical roller bearingsFour-row cylindrical roller bearings

Four-row cylindrical roller bearings

Four row cylindrical roller bearings are mainly used on metallurgical equipment as main roll bearings. Because of its compact structure, good rigidity and high bearing capacity, it is the most widely used rolling mill bearings. This type of bearing is unable to bear axial load. Therefore, it is necessary to use together with thrust bearing to withstand axial load.
 

Specifications
Four-row cylindrical roller bearings
 

Dimensions

Basic load

ratings

Designation

Mass

mm

kN

Current

Original

kg

d

D

B

Fw

rmin

r1min

Cr

Cor

90

140

70

105

1.5

1.1

222

454

FC182870

672718

4.4

 

140

74

105

1.5

1.1

222

454

FC182874

-

4.5

100

140

70

111

1.5

1.1

194

416

FC202870

672820

3.5

 

140

90

111

1.5

1.1

290

616

FC202890

-

4.3

 

140

104

111

1.5

1.1

335

730

FC2028104

672720

5.1

 

145

70

113

1.5

1.1

219

457

FC202970

672720K

4.1

 

150

106

113

1.5

1.1

347

736

FC2030106

-

6.8

110

150

80

122

1.5

1.1

241

602

FC223080

-

4.4

 

170

90

127

2

2

358

754

FC223490

-

7.9

 

170

120

127

2

2

605

1060

FC2234120

672722

10.6

 

210

170

136.5

2

2

923

1610

FC2242170

-

27.3

120

180

92

137

2

2

375

820

FC243692

-

8.7

 

180

105

135

2

2

612

927

FC2436105

672724

9.8

 

180

120

136

2

2

477

1061

FC2436120

-

11.2

130

200

104

149

2

2

478

1006

FC2640104

-

12.5

 

200

125

149

2

2

738

1220

FC2640125

672726

15

140

210

100

158

2

2

503

1096

FC2842100

-

12.8

 

210

106

158

2

2

503

1096

FC2842106

-

13.6

 

210

125

158

2

2

718

1365

FC2842125

672728

15.8

 

210

155

158

2

2

756

1774

FC2842155

-

19.6

145

210

155

166

2

2

720

1560

FC2942155

-

24.4

 

225

156

169

2

2

815

1660

FC2945156

672729

24.4

150

225

120

169

2

2

788

1586

FC3045120

-

17.5

 

225

150

169

2

2

865

1770

FC3045150

-

21

 

230

156

174

2

2

840

1760

FC3046156

672730

24.6

160

230

130

180

2

2

1040

1384

FC3246130

-

22.7

 

230

168

179

3

2

818

2218

FC3246168

-

24.2

 

240

124

183

2.1

2.1

690

1543

FC3248124

672732K

20.6

 

Dimensions

Basic load

ratings

Designation

Mass

mm

kN

Current

Original

kg

d

D

B

Fw

rmin

r1min

Cr

Cor

160

240

168

183

2.1

2.1

947

2310

FC3248168

672732

28

 

260

168

183

2.5

2.1

953

2326

FC3252168

-

38.2

170

230

130

188.5

2

2

680

1720

FC3446130

-

16.3

 

230

152

186

2

2

765

1790

FC3446152

-

17.4

 

230

180

186

2

2

707

2041

FC3446180

-

22.7

 

240

130

190

2

2

830

1830

FC3448130

-

19

 

250

170

192

2.1

2.1

1000

2400

FC3450170

672734H

29.9

 

260

120

195

2.1

2.1

863

1730

FC3452120

672734Y

24.2

 

260

150

195

2.1

2.1

860

1948

FC3452150

-

30.2

 

260

170

196

2.1

2.1

1080

2460

FC3452170

-

34.9

 

260

225

196

2.1

2.1

1270

3350

FC3452225

-

43.5

180

250

120

200

2.1

2.1

609

1583

FC3650120

-

19

 

250

156

200

2

2

710

1527

FC3650156

672836

24.7

 

260

120

202

2.5

2.1

693

860

FC3652120

-

20.2

 

260

124

202

2.1

2.1

718

1668

FC3652124

672736K

22.6

 

260

154

202

2.5

2.1

983

2200

FC3652154

-

28.2

 

260

160

202

2.1

2.1

893

2206

FC3652160

-

29.2

 

260

168

202

2.1

2.1

1060

2440

FC3652168

672736

30.7

 

260

180

202

2.1

2.1

1150

2560

FC3652180

-

32.9

 

280

180

207

2.1

2.1

1220

2580

FC3656180

-

43.4

190

260

168

212

2.1

2.1

1020

2600

FC3852168

-

27.9

 

265

124

213

2.1

2.1

816

1926

FC3853124

672838K

22.1

 

270

124

212

2.1

2.1

816

1925

FC3854124

-

24.2

 

270

168

212

2.1

2.1

1062

2798

FC3854168

672738K

32

 

270

200

212

2.1

2.1

1359

3350

FC3854200

672738

38.2

 

280

200

214

2.1

2.1

1540

3350

FC3856200

-

41.5

 
Dimensions Basic load Designation Mass
ratings
mm kN Current Original kg
d D B Fw rmin r1min Cr Cor
200 270 120 222 2.1 2.1 615 1626 FC4054120 - 20.8
  270 170 222 2.1 2.1 985 2670 FC4054170 - 29.5
  280 170 222 2.1 2.1 1130 2730 FC4056170 - 33
  280 200 222 2.1 2.1 1359 2693 FC4056200 - 39.9
  290 130 226 2.5 2.1 840 1975 FC4058130 - 29.9
  290 192 226 2.1 2.1 1386 3250 FC4058192 672740 44.9
210 290 192 236 2.1 2.1 1300 3400 FC4258192 - 40.6
  300 170 234 2.1 2.1 1031 2814 FC4260170 - 41.4
  300 210 234 2.1 2.1 1300 3040 FC4260210 672742 50.3
220 300 192 242 2.1 2.1 1085 3310 FC4460192 - 41.5
  310 157 246 2.1 2.1 1132 2627 FC4462157 - 39.7
  310 190 246 2.1 2.1 1283 3503 FC4462190 - 47.2
  310 192 246 2.1 2.1 1250 3070 FC4462192 672744 48.6
  320 210 248 2.1 2.1 1321 3534 FC4462210 - 59.8
  340 192 246 2.5 2.1 1599 3444 FC4468192 - 65.6
230 330 170 260 2.1 2.1 1142 2974 FC4666170 - 50.2
  330 206 260 2.1 2.1 1470 3760 FC4666206 672746 60.8
  365 250 266 3 3 2400 4900 FC4673250 - 100
240 330 220 264 2.1 2.1 1373 3789 FC4866220 672748 58.4
  340 192 268 2.1 2.1 1219 3161 FC4868192 - 58
  360 220 272 2.1 2.1 1600 4065 FC4872220 - 83
250 340 170 274 3 3 1141 3281 FC5068170 - 47.9
  350 220 278 3 3 1350 3804 FC5070220 672750 70.2
  360 160 282 3 3 1077 2781 FC5072160 - 57
  360 220 282 3

 

 
Dimensions Basic load Designation Mass
ratings
mm kN Current Original kg
d D B Fw rmin r1min Cr Cor
320 480 350 364 4 4 3790 10500 FCDP6496350 - 227
330 460 340 365 4 4 3760 8265 FCD6692340 - 175
340 450 250 368 3 3 2299 6312 FC6890250 - 111.2
  450 250 368 3 3 2045 6134 FCD6890250 - 112.6
  460 260 370 4 4 2132 5977 FC6892260 - 128.2
  480 350 378 4 4 4270 9480 FCD6896350 - 207
350 500 380 389 5 5 4290 11700 FCD70100380 672770 242
  520 300 401 5 5 3860 9000 FCD70104300 - 220
360 500 250 394 3 3 2940 6740 FCD72100250 - 143
  510 370 399 4 4 4010 10700 FCD72102370 - 273
370 520 380 409 4 4 4900 10750 FCD74104380 672974 263
  520 380 409 4 4 4160 12312 FCDP74104380 - 261
  520 400 409 4 4 4140 11200 FCD74104400 - 267
  540 400 415 4 4 3970 11240 FCD74108400 672774 322.4
380 540 380 422 4 4 3766 10930 FCD76108380 - 290.9
  540 400 422 4 4 4800 12000 FCD76108400 672776 305
  540 400 422 4 4 5140 14000 FCDP76108400 - 305
390 540 320 431 10×20° 2 4750 12200 FCDP78108320 - 230
  550 310 430 11×20° 4 4600 11200 FCDP78110310 - 240
400 550 300 441 4 4 3510 9260 FCD80110300 - 214
  560 350 445 5 5 3840 10400 FCD80112350 - 271
  560 410 445 5 5 5790 15600 FCDP80112410 - 315
  590 440 450 5 5 6630 16600 FCD80118440 - 415
410 560 400 450 14×20° 2 5790 16000 FCDP82112400 - 290
  600 440 460 5 5 6880 17300 FCDP82120440 - 425
420 580 260 468 4 4 3960 9650 FCD84116260 - 210
  580 320 463 4 4 4200 10800 FCD84116320 - 250
  600 440 470 5 5 6270 18100 FCDP84120440 - 400
  620 400 473 4 4 6230 15600 FCD84124400 - 430
 
Dimensions Basic load Designation Mass
ratings
mm kN Current Original kg
d D B Fw rmin r1min Cr Cor
440 620 450 487 5 5 6490 19600 FCDP88124450 - 440
  650 355 494 12.5×20° 4 5162 14000 FCDP88130355 - 420
450 590 300 490 12×45° 4 3510 12000 FCDP90118300 - 247
460 650 424 510 12×20° 3 7000 18300 FCDP92130424 - 450
  650 470 509 5 5 7900 22400 FCDP92130470 - 510
480 650 450 525 6 6 7420 21200 FCDP96130450 - 440
  680 420 528 5 5 7500 19300 FCDP96136420 - 515
  680 500 532 5 5 7323 24000 FCDP96136500 - 605
500 670 450 540 5 5 5343 17490 FCDP100134450 6728/500Y 460
  680 405 550 6 6 5495 16570 FCD100136405 - 453
  680 450 550 5 5 7420 22000 FCDP100136450 - 500
  710 480 558 5 5 7920 21600 FCD100142480 - 610
  720 400 558 6 3 7120 17600 FCD100144400 - 530
  720 530 568 6 6 9720 19890 FCD100144530 - 755
510 680 500 560 7.5×20° 5 8070 26000 FCDP102136500 - 522
  730 520 569 6 6 8560 22000 FCD102146520 - 750
  760 550 570 16×20° 3 10800 26500 FCDP102152550 - 950
530 760 520 587 6 6 10530 28500 FCDP106152520 - 775
  780 500 591 6 6 8410 20400 FCD106156500 - 805
  780 570 595 6 6 11520 32500 FCDP106156570 - 960
550 740 510 600 6 6 7769 27000 FCDP110148510 - 615
  800 520 612 6 6 10530 26500 FCDP110160520 - 895
  800 560 610 6 6 10890 28000 FC110160560 - 930
570 750 530 622 5 5 6745 25200 FCD114150530 6727/570 662.5
600 820 575 660 6 6 11700 36000 FCDP120164575 - 910
 
Dimensions Basic load Designation Mass
ratings
mm kN Current Original kg
d D B Fw rmin r1min Cr Cor
600 870 540 672 20×20° 4 11800 31500 FCDP120174540 - 1100
  870 640 682 6 6 13600 40000 FCDP120174640 - 1300
610 820 430 665 19×20° 3 8400 23600 FCDP122164430 - 650
650 900 650 704 7.5 7.5 15480 41500 FCDP130180650 - 1260
  920 670 723 7.5 7.5 15480 46500 FCDP130184670 - 1450
660 820 440 702 7.5 4 6730 22800 FCD132164440 - 530
  880 450 727 6 6 5546 23600 FCD132176450 - 785
680 940 600 743 4 4 16900 53400 FCDP136188600 - 1380
  980 640 760 20×20° 4 13230 41800 FCDP136196640 - 1590
690 980 715 767.5 7.5 7.5 17820 51300 FCDP138196715 - 1780
  980 750 766 7.5 7.5 17000 53000 FCDP138196750 - 1880
700 930 620 763 18×20° 7.5 11600 40850 FCDP140186620 - 1180
  980 700 774 6 6 17800 48200 FCDP140196700 - 1720
710 1000 715 787.5 7.5 7.5 15400 53200 FCDP142200715 - 1860
730 940 500 780 3 3 10150 42500 FCDP146188500 - 1000
  960 620 790 20×20° 7.5 11800 48750 FCDP146192620 - 1220
  1030 750 809 7.5 7.5 16000 55500 FCDP146206750 - 2040
750 1000 500 816 6 6 9460 32000 FCD150200500 - 1150
  1000 670 813 7.5 7.5 13500 47500 FCDP150200670 - 1480
780 1070 780 853 25×20° 7.5 17200 57900 FCDP156214780 - 2300
800 1080 700 878 7.5 7.5 15200 55500 FCDP160216700 - 1950
  1150 850 905 7.5 7.5 21000 76600 FCDP160230850 - 3150
820 1130 800 903 7.5 7.5 18600 64600 FCDP164226800 - 2540
850 1150 840 928 7.5 7.5 19600 72009 FCDP170230840 - 2570
  1180 850 940 7.5 7.5 20100 72700 FCDP170236850 - 2850
 
Dimensions Basic load Designation Mass
ratings
mm kN Current Original kg
d D B Fw rmin r1min Cr Cor
850 1220 900 940 5 5 23000 84000 FCDP170244900 - 3720
900 1220 840 989 24×20° 7.5 20300 76000 FCDP180244840 - 3060
  1280 930 1000 25×20° 7.5 25300 88350 FCDP180256930 - 4080
950 1300 850 1044 5 5 22168 81318 FCDP190260850 6727/950Y 3505
  1360 975 1075 26×20° 7.5 26200 90000 FCDP190272975 - 4900
  1360 1000 1058 22×20° 7.5 29200 99000 FCDP1902721000 - 5020
980 1310 880 1061.7 20×20° 7.5 22000 82000 FCDP196262880 - 3310
1000 1360 800 1084 23×20° 7.5 22000 80000 FCDP200272800 - 3560
1040 1440 1000 - 27×20° 7.5 34200 51300 FCDP2082881000 - 5100
1200 1590 1050 1305 30×20° 7.5 37620 120600 FCDP2403181050 - 5970
1300 1655 880 1391 7.5 7.5 33660 109800 FCDP260331880 - 4800
1350 1765 1360 1457 42×20° 9 36180 109800 FCDP2703531360 - 9100
1400 1780 1200 1493 40×20° 9 47070 146700 FCDP2803561200 - 7400
1400 1900 1360 1521 40×20° 9 55440 164700 FCDP2803601360 - 11300

 

Product introduction
Four row cylindrical roller bearings are mainly used on metallurgical equipment as main roll bearings. Because of its compact structure, good rigidity and high bearing capacity, it is the most widely used rolling mill bearings. This type of bearing is unable to bear axial load. Therefore, it is necessary to use together with thrust bearing to withstand axial load.
Four row cylindrical roller bearings are separable bearings. Because its inner ring has no flange, the inner ring and outer ring components can be installed and disassembled separately, which is beneficial to the installation and maintenance of bearings.
It is mainly applicable to rolling mill with high rotational speed and precision. For example, wire mill, section mill, cold or hot plate mill, breakdown mill, etc. Brass solid cage or pillar welding cage is generally used.
 
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