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Four-row tapered roller bearings

Four-row tapered roller bearings

Product introduction Main parameter Details Picture

Four-row tapered roller bearings

Bearing NO.

Current

 

382028

382930

Original

77928K

2077128

2077930

Boundary Dimensions(㎜)

d

139.725

140 150

D

200.05

210 210

T

160.338

185 165

r1min

1.5 2.5 2.5

r2min

3 2 2

Basic Load Rating(KN)

Dynamic

637 605 602

Static

1490 1400 1580

Limiting Speed(rpm)

Grease

580 800 800

Oil

700 1000 1000

Mass

(㎏)

14.5 24.1 21.1

Four-row tapered roller bearings

Bearing NO.

Boundary Dimensions(㎜)

Basic Load Rating(KN)

Limitin Speed(rpm)

Mass

Current

Original

d

D

T

r1min

r2min

Dynamic

Static

Grease

Oil

 

77928K

139.725

200.05

160.338

1.5

3

637

1490

580

700

14.5

382028

2077128

140

210

185

2.5

2

605

1400

800

1000

24.1

382930

2077930

150

210

165

2.5

2

602

1580

800

1000

21.2

382034

2077134

170

260

230

3

2.5

1270

3290

670

850

39.5

382936

2077936

180

250

185

2

2

1230

3000

630

800

29

382936X1

2077936K

180

260

185

2

2

1230

3000

630

800

31

382040

2077140

200

310

275

3

2.5

1760

4200

560

700

75.1

380641

77741

205

320

205

3

3

1400

2830

550

650

57.2

FAG50968
1A

77941K

206.375

282.575

190.5

3.2

0.8

900

1380

580

700

34.1

382044

2077144

220

340

305

4

3

2070

5430

500

630

98

382048

2077148

240

360

310

4

3

2110

5610

450

560

91

SKF33086
2B

77949K

244.475

327.025

193.675

1.5

3

1830

4300

260

307

46

380649

77949

245

380

254

3

3

2120

5050

500

600

111

382952

2077952

260

360

265

3

2.5

2020

5880

450

560

76.3

381052X2

77752

260

400

255

4

7.5

2280

5510

400

520

114

282052

2077152

260

400

345

5

4

2710

7140

430

530

153

SKF33082
2B

77953K

266.7

355.6

230.188/
228.6

2

2

2200

5600

360

450

65.5

BT4B3311
68B

77954K

269.875

381

282.575

3

3

3080

7500

360

450

105

FAG5074
30

77956K

279.578

380.898

244.475

1.5

3

2290

6400

360

450

86

FAG5118
60

77956

279.4

393.7

269.875

6.4

1.6

2500

6680

360

450

106

381156

1077756

280

460

324

5

4

2840

7290

360

450

200

382960

2077960

300

420

300

4

3

2330

7210

380

480

130

382060

2077160

300

460

390

5

4

4220

10800

360

450

228

381160X2

77760

300

500

350

5

5

3990

8930

360

450

279

381160

1077760

300

500

370

5

4

3390

8710

340

430

285

SKF33075
8A

77961K

304.902

412.648

266.7

3

3

2700

6800

360

450

105

382064X2

2077164K

320

480

380

5

4

3180

9330

290

380

232

382064

2077164

320

480

390

5

4

3180

9330

290

380

234

382968

2077968

340

460

310

4

3

2480

8100

340

430

145

381068

77168

340

520

325

5

4

3100

8620

320

400

248

381168

1077768

340

580

425

5

4

4580

11700

280

360

441

 

77968K

343.052

475.098

254

1.5

3

2810

6800

290

380

110

380670

77770

350

590

420

5

4

5380

12900

290

380

457

SKF3306
62AG

77971K

355.6

482.6

265.112/
269.875

1.5

3

3190

8000

290

380

140

381072

77172

360

540

325

5

4

3360

8840

300

380

248

381172

1077772

360

600

420

5

4

5870

13500

250

310

463

381076

77176

380

560

325

5

4

3360

8840

280

380

281

381176

1077776

380

620

420

5

4

4710

12300

240

360

487

380679

77779

395

545

288.7

4

6

2360

6560

220

300

191

380680

77880

400

540

280

4

4

2360

6560

220

300

177

381080

77180

400

600

356

5

4

4160

10400

240

320

317

381084

77184

420

620

356

2

5

6440

14600

200

260

358

381184

1077784

420

700

480

6

5

6780

18500

190

260

760

380688

77888

440

620

454

6

6

5500

17400

180

200

434

381088X2

77788

440

650

355

5

5

4820

11800

180

200

381

381088

77188

440

650

376

6

5

4290

12390

200

280

401

381992X3

1077992K

460

610

360

3

6

5000

17280

150

180

282

381992

1077992

460

620

310

4

3

3360

10200

200

280

256

381092

77192

460

680

410

6

5

5130

14200

180

240

476

381192X3

77792

460

730

440

5

10

6790

17700

150

180

708

381996

1077996

480

650

338

5

4

3390

10500

190

260

301

381096

77196

480

700

420

6

5

6010

17100

150

180

547

 

77997K

482.6

615.95

330.2

3.5

6.5

4410

15300

150

180

241

3810/500

771/500

500

720

420

6

5

5880

17400

150

180

565

3810/530

771/530

530

780

450

6

5

7520

21500

140

180

744

3811/530

10777/530

530

870

590

7.5

6

9320

26100

120

160

1422

3819/560

10779/560

560

750

368

5

4

4990

15000

140

180

455

3811/560

10777/560

560

920

620

7.5

6

11200

26100

10

140

1635

3819/600

10779/600

600

800

380

5

5

6220

19600

120

160

545

3810/600

771/600

600

870

480

6

5

9370

25400

100

140

995

3811/600

10777/600

600

980

650

7.5

6

12700

36700

90

120

1970

 

779/609.6

609.6

787.4

361.95

4

6

6110

20400

90

150

455

3819/630

10779/630

630

850

418

6

5

6440

19800

100

140

720

3810/630

771/630

630

920

515

7.5

6

9170

26800

95

130

1158

3811/630

10777/630

630

1030

670

7.5

6

14400

39900

85

110

2201

BT4B332
671/HA1

779/646.112

646.112

857.25

542.925

3.3

6.4

12100

36500

67

100

875

3806/650

777/650

650

1030

560

7.5

12

14700

35800

67

100

1816

BT4B328
511/HA1

 

660

855

318.5

5

7.5

7040

18600

67

100

490

3819/670

10779/670

670

900

412

6

5

6940

22300

95

130

959

3811/670

10777/670

670

1090

710

7.5

6

15700

39900

75

95

2665

 

779/682.7

682.7

965.3

701.676

4

6.5

16500

54000

50

90

1750

SKF3315
03G/HA1

 

682.625

965.2

701.675

3

6

17600

50000

50

90

1750

3810/710

771/710

710

1030

555

7.5

6

11200

35800

75

95

1568

3811/710

10777/710

710

1150

750

9.5

8

17100

50900

67

85

3227

3810/750

771/750

750

1090

605

7.5

6

13100

42400

70

90

1874

3811/750

10777/750

750

1220

840

9.5

8

25200

68700

48

80

3994

3820/950

20771/950

950

1360

880

7.5

6

23300

83600

4087

3820/1060

20771/1060

1060

1500

1000

9.5

8

29100

105000

5896