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Single-Row Tapered Roller Bearings (Inch)

Single-Row Tapered Roller Bearings (Inch) are versatile radial-thrust bearings. Their unique design includes inner and outer rings, tapered rollers, and a cage. Ideal for automotive and industrial applications, they efficiently manage combined radial and axial loads. Tapered construction minimizes friction and ensures reliable performance in various conditions.


Features of Single-Row Tapered Roller Bearings (Inch)


  • Combined Load Handling: Single-Row Tapered Roller Bearings (Inch) excel at managing both radial and axial loads, making them suitable for applications with diverse load types.

  • Gradual Load Distribution: Their tapered roller design facilitates smooth load distribution along the bearing axis, reducing friction and enhancing efficiency.

  • Precision and Longevity: Engineered with precision and high-quality materials, these bearings offer reliable performance and extended service life in industrial and automotive environments.

  • Adjustable Clearance: Featuring adjustable axial clearance during installation, these bearings allow optimization for specific operational requirements, enhancing their adaptability across various applications.


Specs of Single-Row Tapered Roller Bearings (Inch)



Tapered Roller Bearing Single Row


152.400 mm-216.408 mm Single-Row Tapered Roller Bearings (Inch) Specs

Basic Size

Basic load rating
dynamic, static

Speed Ratings

Mass

Code

Size

Size of Abutment and Chamfer

Calculation Coefficient

d

D

T

C

C。

Reference Speed

Limiting Speed



d1~

B

C

r1.2Min

r3.4Min

a

damax

dbmin

Damin

Damax

Dbmin

Camin

Cbmin

ramax

rbmax

e

Y

Y。

mm

kN

r/min

kg

-

mm/in

mm


152.400
6.0000

222.250

46.830

400

630

2200

2600

5.85

M23 1649/ M231610

185

46.830

34.925

3.5

1.5

40

169

168

200

211

210

7

11.5

3.5

1.5

0.33

1.8

1

8.7500

1.8437








1.8437

1.3750

0.14

0.06














203.20

41.275

251

480

2400

2800

3.7

LM330448 /410

180

41.275.

34.925

3.3

3.3

38

166

168

186

189

197

5

6

3.3

3.3

0.35

1.7

0.9

8.0000

1.6250








1.6250

1.3750

0.13

0.13














155.575
6.1250

336.550

85.725

825

1200

900

1300

33.5

LM330448 /410

253

79. 450

54.030

6.4

6.4

101

199

277.5

260

313

312

9

31.5

6

6

0.79

0.76

0.4

13.2500

3.3750








3.1 280

2.1272

0.25

0.25














158.750
6.2500

205.583

23.812

168

280

2200

2800

1.9

L 432348/L432310

181

23.812

18.258

4.8

1.5

32

172

177

194

195

197

5

5.5

4.8

1.5

0.37

1.6

0.9

8.0938

0.9375








0.9375

0.7188.

0.19

0.06














205.583

23.812

168

280

2200

2800

1.9

L432349/L432310

181

23.812

18.258

4.8

1.5

32

172

177

194

195

197

5

5.5

4.8

1.5

0.37

1.6

0.9

8.0938

0.9375








0.9375

0.7188

0.19

0.06














165.000
5.4961

290.000

63.500

644

1000

1100

1600

17.5

BT1B440771C

224

68.000

48.000

7

3.3

51

200

188

257

275

272

11

15.5

6.5

3

0.31

1.5

1.1

11.4170

2.5000








2.6772

1.8898

0.28

0.13














165.100
6.5000

225.425

41.275

264

585

1 100

1600

4.75

46790/46720

196

39.688

33.338

3.5

3.3.

44

180

181

204

210.5

216

5

7.5

3

3

0.37

1.6

0.9

8.8750

1.6250








1.5625

1.3125

0.14

0.13














336.500

92.075

1198

1700

1400

1900

37

HH437549 /HH437510

242

95.250

69.850

3.3

6.4

69

203

182

280

315

308

14

22

3.3

6.4

0.37

1.6

0.9

13.2500

3.6250








3.7500

2.7500

0.13

0.25














177.800
7.0000

227.012

30.162

231

425

2000

2400

2.95

36990/36920

203

30.162

23.020

1.5

1.5

42

190

190

212

216

220

5

7

1.5

1.5

0.44

1.35

0.8

8.9370

1.1875








1.1875

0.9063

0.13

0.13














288.925

63.500

774

1140

1700

2000

16

94700/74113

232

63.500

47.625

7

3.3

62

201

201

247

274

270

10

15.5

7

3.3

0.46

1.3

0.7

11.3750

2.5000








2.5000

1.8750

0.28

0.13














178.595
7.0313

265.112

51.595.

532

880

1800

2200

9.55

M336948/ M336912

216

57.150

38.895

3.3

3.3

46

196

195

240

250

251

9

12.5

3.3

3.3

0.33

1.8

1

10.4375

2.0313








2.2500

1.5313

0.13

0.13














179.934
7.0840

265.112

51.595.

532

880

1800

2200

9.4

M336949/ M336912

216

57.150

38.895

3.3

3.3

46

196

196

240

250

251

9

12.5

3.3

3.3

0.33

1.8

1

10.4375

2.0313








2.2500

1.5313

0.13

0.13














184.150
7.2500

266.700

47.625

374

800

1100

1 600

8.2

K67883/67820

233

46.833

38.100

3.5

3.3

59

209

197

239

251.5

257

6

9.5

3

3

0.47

1.25

0.7

10.5000

1.8750








1.8438

1.5000

0.14

0.13














187.325
7.3750

269.875

55.562

473

950

1100

1600

9.85

KM238849/ KM238810

228

55.562

42.662

3.5

3.3!

50

210

200

244

255

256

7

12.5

3

3

0.33

1.8

1

10.6250

2.1875








2.1875

1.6875

0.14

0.13














282.575

50.800

427

695

1700

2000

9.9

87737/87111

232

47.625

36.512

3.5

3.3

54

213

204

253

267

267

6

14

3.5

3.3

0.43

1.4

0.8

11.1250

2.0000








1.8750

1.4375

0.14

0.13














189.738
7.4700

279.400

52.388

643

980

1700

2000

11

M239447/M239410

232

57.150

41.275.

3.3

3.3.

48

211

206

254

264

266

9

11

3.3

3.3

0.33

1.8

1

11.0000

2.0625








2.2500

1.6250

0.13

0.13














190.475
7.4900

279.400

52.388

523

980

1100

1600

11

M239449/M239410

233

57.150

41.275

3.3

3.3

49

212

203

254

266

266

9

11

3

3

0.33

1.8

1

11.0000

2.0625








2.2500

1.6250

0.13

0.13














190.500
7.5000
190.500
7.5000

266.700

47.625

374

800

1100

1 600

8.2

K67885/K67820

233

46.833

38.100

3.5

3.3

58

209

206.5

239

251.5

257

6

9.5

3

3

0.48

1.25

0.7

10.5000

1.8750








1.8438

1.5000

0.14

0.13














282.575

50.800

427

695

1700

2000

9.55

87750/87111

232

47.625

36.512

3.5

3.3

54

213

207

253

267

267

6

14

3.5

3.3

0.43

1.4

0.8

11.1250

2.0000








1.8750

1.4375

0.14

0.13














196.850
7.7500

241.300

23.812

189

315

1900

2400

2.1

LL639249/210

217

23.01 7

17.462

1.5

1.5

40

207

209

232

230

235

5

6

1.5

1.5

0.43

1.4

0.8

9.5000

0.9375








0.9062

0.6875

0.06

0.06














196.850
7.7500

257.175

39.688

339

655

1800

2200

5.35

LM739749/ 710

229

39.688

30.162

3.5

3.3

50

210

213

236

242

247

8

9.5

3.5

3.3

0.44

1.35

0.8

10.1250

1.5625








1.5625

1.1875

0.14

0.13














200.025
7.8750

276.225

42.862

478

780

1700

2000

7.7

LM241147/LM241110

236

46.038

34.133

3.5

3.3

44

220

21 7

257

261

265

7

8.5

3.5

3.3

0.31

1.9 .

1.1

10.8750

1.6875








1.8125

1.3438

0.14

0.13














203.200
8.0000
203.200
8.0000

261. 142

28.575

216

440

1100

1600

3.75

LL641149/LL641110

230

27.783

21.433

1.5

1.5

44

216

210

246

254

251

5

7

1.5

1.5

0.4

1.5

0.8

10.2812

1.1250








1.0938

0.8438

0.06

0.06














282.575

46.038

465

830

1600

2000

8.85

67983/67920

246

46.038

36.512

3.5

3.3

60

222

220

254

267

272

8

9.5

3.5

3.3

0.5

1.2

0.7

11.1250

1.8125








1.8125

1.4375

0.14

0.13














203.987
8.0310

276.225

42.862

478

780

1 700

2000

7.2

LM241148/LM241110

236

46.038

34.133

3.5

3.3

44

220

221

257

261

265

7

8.5

3.5

3.3

0.31

1.9

1.1

10.8750

1.6875








1.8125

1.3438

0.14

0.13














206.375
8.1250
206.375
8.1250

282.575

46.038

465

830

1 600

2000

8.45

67985/67920

246

46.038

36.512

3.5

3.3

60

222

223

254

267

272

8

9.5

3.5

3.3

0.5

1.2

0.7

11.1250

1.8125








1.8125

1.4375

0.14

0.13














336.550

98.425

1230

2160

1300

1 800

34

H242649 /H242610

268

100.013

77.788

3.3

3.3

72

231

223

290

321

318

14

20.5

3.3

3.3

0.33

1.8

1

13.2500

3.8750








3.9375

3.0625

0.13

0.13














210.000
8.2677
210.000
8.2677

260.000

30.000

194

465

1100

1 600

3.4

BT1B332465

237

30.000

21.500

2

1.5.

53

222

220

244

250

253

6

8.5

2

1.5

0.52

1.15

0.6

10.2362

1.1811








1.1811

0.8465

0.08

0.06














300.000

54.500

550

1000.

1000

1500

11.4

332284

245

51.000

45.000

4

3

51

224

232

271

285

283

8

9.5

4

2.5

0.31

1.9

1.1

11.8110

2.1457








2.0079

1.7 717

0.18

0.13.














212.725
8.3750
215.900
8.6000

285. 750

46.038

352

780

1000

1500

8

LM742745/LM742710

253

46.038

34.925

3.5

3.3

60

230

225.5

261

270

277

7

11

3

3

0.48 .

1.25

0.7

11.2500

1.8125








1.8125

1.3750

0.14

0.13














285.750

46.038

352

780

1000

1500

7.9

332110

253

46.038

34.925

3.5

3.3

60

230

230

261

271

277

7

11

3

3

0.48

1.25

0.7

11.2500

1.8125








1.8125

1.3750

0.14

0.13














216.408
8.5200

285.750

46.038

466

850

1 600

2000

7.9

LM742747/710

253

49.212

34.925

3.5

3.3

60

230

233

261

270

277

7

11

3.5

3.3

0.48

1.25

0.7

11.2500

1.8125








1.9375

1.3750

0.14

0.13

















220.116 mm-609.600 mm Single-Row Tapered Roller Bearings (Inch) Specs

Basic SizeBasic load rating
dynamic, static
Speed RatingsMassCodeSizeSize of Abutment and ChamferCalculation Coefficient
dDTCC。Reference SpeedLimiting Speed

d1~BCr1.2Minr3.4MinadamaxdbminDaminDamaxDbminCaminCbminramaxrbmaxeYY。
mmkNr/minkg-mm/inmm
220.116
8.6660
317.50047.625523980900130012.5LM245832/LM24581026852.33836.5123.33.349249235296301.5304811330.311.91.1
12.50001.8750






2.06251.43750.130.13












220.878
8.6960
317.50047.325523980900130012.5LM245833/LM24581026852.33836.5123.33.349249336296301.5304811330.311.91.1
12.50001.8750






2.06251.43750.130.13












230.188
9.0625
317.50047.6255569801500180011LM245846/LM24581026852.38836.5123.33.3492492472963023049113.33.30.311.91.1
12.50001.8750






2.06251.43750.130.13












231.775
9.1250
317.50047.6255569801500180010.5LM245848/ LM24581026852.38836.5123.33.3492492492963023049113.33.30.311.91.1
12.50001.8750






2.06251.43750.130.13












234.848
9.2460
314.32549.21260810001500180010.5LM545848/81027153.97536.5123.53.357250252291299304912.53.53.30.41.50.8
12.37501.9375






2.12501.43750.14.0.13












247.650
9.7500
406.400.115.88816103150800110060H H249949/H H249910323117.47593.6626.46.4862812703493743831622660.331.81
16.00004.5635






4.62503.68750.250.25












255.000
10.0640
342.90057.15069814001300160015M349547/51029663.50044.4501.53.359273269318327331912.51.53.30.351.70.9
13.50002.2500






2.50001.75000.060.13












257.175
10.1250
342.90057.15069814001300160014M349549/51029657.15044.4506.43.359273281318327331912.56.43.30.351.70.9
13.50002.2500






2.25001.75000.250.13












263.525
10.3750
325.43828. .575273550140017005.338880/3882029328.57525.4001.51.5.48282277307313313431.51.50.371.60.9
12.81251.1250






1.12501.00000.060.06












263.525
10.3750
355.60057.15078914001300160016LM451345/LM45131030957.15044. 4503.53.3612852813293393431012.53.53.30.351.70.9
14.00002.2500






2.25001.75000.140.13












266.560
10.4995
325. .43829.50020947590013005.1BT1B446356A29333.47025. .48011.5482862743083163135411.50.371.60.9
12.81251.1614






1.31771.000310.06












266.700
10.5000
266.700
10.5000
325.43827.75520947590013005.1BT1B443884AE29331.88025.4801.51.54828627830831630652.51.51.50.371.60.9
12.81001.0927






1.25511.00310.060.06












355.60057.1506441400850120015.5KLM451349/KLM45131031057.15044.4503.53.362285283.53293393431012.5330.351.70.9
14.00002.2500






2.25001.75000.140.13












269.875
10.6250
276.225
10.8750
381.00074.6127901590

24.8M252349/310
74.61257.1506.53.3
304285356
370

6.43.30.331.80.99
15.00002.9350






2.93752.25000.250.13












352.42536.512320665

7.85L853049/010
34.92523.8123.53.3
300288333
344

3.53.30.541.10.62
13.87501.4375






1.37500.93750.140.13












292.100
11.5000
374.65047.62553911401200150012.5L555249/L55521033047.62534.9253.53.364310310350358361912.53.53.30.41.50.8
14.75001.8750






1.87501.37500.140.13












304.800
12.0000
406.40063.50077517001100130022.5LM757049/01035663.50047.6256.43.3793273293703893911015.56.43.30.441.350.8
16.00002.5000






2.50001.87500.250.13












330.200
13.0000
330.200
13.0000
415.92547.62540296570095014.3BT1B44000937447.62534.9253.53.584353343385400401512.5330.51.20.7
16.37501.8750






1.87501.37500.140.14












482.60085.7251210250063085048.5KL860049 /KL86001040280.16760.3736.43.390366354.431464.54541125630.41.50.8
19.00003.3750






3.15622.37500.250.13












333.375
13.1250
469.90090.48814282850850120047HM261049/HM26101039990.48871.4386.43.38536236542845345261963.10.331.81
18. 50003.5625






3.56252.81250.250.13












340.000
13.3858
460.00076.00010802400530850353296839976.00057.0004390361357421440446141932.50.441.350.8
18.11022.9921






2.99212.24410.160.12












342.900
13.5100
450.85066.67510002200900120028LM361649A/LM36161039366.67552.3888.53.5753653854174334349147.53.30.351.70.9
17.75002.6250






2.62502.06250.330.14












346.075
13.6250
488.95095.25015333150850110055HM262749/HM26271041395.25074.6126.43.38837937844247246782163.10.331.81
19.25003.7500






3.75002.93750.250.13












355.600
14.0000
482.60060.320572120063085026.5431884A41555.56038.10077923833704304694477226.56.50.481.250.7
19.00002.3748






2.18741.50000.280.28












380.100
14.9646
480.00050.000594150060080020.5BT1B880-33242043148.08035.080649340640244846746281553.50.51.20.7
18.89761.9685






1.89291.38110.240.16












381.000
15.0000
479.42549.2136381 500800110020L865547/L86551243047.62534.9256.43.392406413448 .46246361463.10.51.20.7
18.87501.9375






1.87501.37500.250.13












384.175
15.1250
546.100104.7751870415056075077HM266449/HM266410458104.77582.5506.46.4964184164925125201522660.331.81
21. 50004.1250






4.12503.25000.250.25












406.400
16.0000
549.27585.7251467305070095053.5LM567949/91047384.13861.6126.43.3100434438502532526923.563.10.41.50.8
21.62503.3750






3.31252.42570.250.13












415.925
16.3750
590.550114.30021204800500670120M268749/M268710497114.30088.9006.46.41044534485325605631725660.331.81
23.25004.5000






4.50003.50000.250.25












430.212
16.9375
603.25076.2001100232050067059EE241693/24237550673.02550.8006.46.4122470462537572563825660.521.150.6
23.75003.0000






2.87502.00000.250.25












479.425
18.8750
679.450128.58827506300560850145BT1B332529/HA1572128. 588101.6806.46.41185245126136486482126.5660.331.81
26.75005.0625






5.06254.00310.250.25












482.600
19.0000
634.87380.9621470365045060067.5KEE243190/K24325055680.96263.5006.43.3100522508590615.56101417630.351.70.9
24.99503.1875






3.18752.50000.250.13












498.399
19.6220
634.87380.9621470365045060060EE243196AX/ 24325055680.96263.5006.43.3100522530590615.56101417630.351.70.9
24.99503.1875






3.18752.50000.250.13












498.475
19.6250
634.87380.9621470365060085059.5EE243196/243250/HE55680.96263. 5006.43.398522530590618610141763.10.351.70.9
24.99503.1875






3.18752. 50000.250.13












498.653
19.6320
634.87380.9621470365060085059.5EE243196AS/24325055680.96263.5006.43.3100522530590615.56101417630.351.70.9
24.99503.1875






3.18752.50000.250.13












536.575
21.1 250
536.575
21.1250
761.873146.050 .33608000500670208M276449/M276410641146.050114.3006.46.41345825686857307262231.5660.331.81
29.99505.7500






5.75004.50000.250.25












820.000152.00039107800450670272BT1B328017/HA4664146.000112.0006516159556372478877721405.64.60.431.4.0.8
32.28355.9843






5.74804.40940.240.2












539.750
21.2500
635.00050.800781216043056027LL575349/LL57531059450.80038.1006.46.410256057160560562146.5660.41.50.8
25.00002.0000






2.00001. 50000.250.25












549.275
21.6250
692.15080.962825212056075067KL476549/KL47651061580.96361.9136.46.41135835816466606671319660.371.60.9
27.25003.1870






3.18752.43750.250.25












560.000
22.0472
1080.000265.0008970160001902801060BT1B334818/HA5784235.000208.0009.59.524166060488710369952750880.431.40.8
42.519710.4331






9.25208. 18900.370.37












607.720
23.9260
787.40093.66221605300340450110EE649239/ 64931068793.66269.8506.46.41256436357327607551723.5660.371.60.9
31.00003.6870






3.68752. 75000.250.25












609.600
24.0000
609.600
24.0000
787.40093.66221605300450670110EE649240/31068793.66269.8506.46.41256436427327557551723.5660.371.60.9
31.00003.6875






3.68752.75000.250.25












787.40093.66221605300450670110EE649240AX/64931068793.662 .69.8506.46.41256436377327607551723.5660.371.60.9
31.00003.6870






3.68752.75000.250.25














635.000 mm-977.900 mm Single-Row Tapered Roller Bearings (Inch) Specs

Basic SizeBasic load rating
dynamic, static
Speed RatingsMassCodeSizeSize of Abutment and ChamferCalculation Coefficient
dDTCC。Reference SpeedLimiting Speed

d1~BCr1.2Minr3.4MinadamaxdbminDaminDamaxDbminCaminCbminramaxrbmaxeYY。
mmkNr/minkg-mm/inmm
635.000
25.0000
736.60057. 1508582650360480 .37EK-88780/EK-80720/CL368253.97541.2753.33.3124658642704720718815.5330.441.350.8
29.00002.2500






2.12501.62500.130.13












660.400
26.0000
660.400
26.0000
660.400
26.0000
812.80095.25019405600320430105KL281147/L28111073495.25073.0256.46.41236976927767817891422660.331.81
32. .00003.7500






3.75002.87500.250.25












939.800136.52537408150280380287332383784127 .08098.5006.46.41677256928519198921938660.41.50.8
37.00005.3750






5.00313.87800.250.25












1000.000152.40046529500360480410BT1B334140/HA4822142.240113.6656.46.41837506908889729401938.5660.431.40.8
39.37016.0000






5.60004.47500.250.25












679.450
26.7500
901.700142.87535809000280380242LM281849/LM281810780142.875111.1259.76.41497287308298708672131.5960.331.81
35.50005.6250






5.62504.37500.380.25












680.000
26.7716
1000.000190.000561012700360500485BT1B332787/HA4829188.000140.000662007427068849749532750550.431.40.8
39.37017.4803






7.40165.51180.240.24












682.625
26.8750
682.625
26.8750
965.200185.738.512012500260360420332283813185.810142.9506.4 .6.41697457038689449202743660.331.81
38.00007.3125






7.31 545.62800.250.25












1080.000200.000671013200320480640BT1B332705/HA4853195.000142.000121220975973895010241020155811110.431.40.8
42.51977.8740






7.67725.59060.470.47












685.800
27.0000
876.30093.66221205500300400130EE655270/65534577192.07569.8506.46.41487297138148488421323.5660.431.40.8
34.50003.6875 .






3.62502.75000.250.25












710.000
27.9528
950.000113.00028606550360530200BT1B332890/HA1816106.00080.000661757677368749249101233550.441.350.8
37.40164.4488






4.17323.14960.240.24












711.200
28.0000
939.800120.65026406200360340206BT1B328868/HA4836115.38073.3306.46.42547587438509089121747660.750.80.45
37.00004.7500






4.54252.88700.250.25












723.900
28.5000
914.400.84.13820504900240380115EE755285/75536079880.96260.3253.36.41377647498588828771523.5560.371.60.9
36.0000.3.3125






3.18752.37500.130.25












736.600
29.0000
825.50031.750429137028040022.5LL582949 /LL582910B77831.75025.4003.53.3119767754804809
4
330.41.50.8
32.50001.2500






1.25001.00000.140.13












774.700
30.5000
965.20093.66219404900220340131EE752305/75238085380.96266.6756.43.31588208069009489241026.5630.41.50.8
38.00003.6875






3.18752.62500.250.25












838.200
33.0000
1041.40093.66221405200240430160EE763330/76341092588.90066.6756.46.417789487097510101001326.5660.441.350.8
41.00003.6875






3.50002.62500.250.25












857.250
33.7500
1092.200120.65028107350320300245EE157337/157430967111.12576.20096.422891291210031062104717441860.571.050.6
43.00004.7500






4.37503.00000.750.25












928.000
36.5354
1060.00092.00022008000200280119JL286948/JL28691099390.00076.0003.33.31529579451020104310411616330.381.81
41.73233.6220






3.54332.99210.130.13












930.000
36.6142
1060.00092.00022008000190280117JL286948/JL28691099363.50076.0003.33.31529579471020104310411616330.331.81
41.73233.6220






2.50002.99210.130.13












977.900
38.5000
1130.30066.67514504400180260100LL687949/LL687910104663.50047.6256.46.418410211008108611001100919660.441.350.8
44.50002.6250






2. 50001.87500.250.25













Contact Us
Contact WKB For Quality Rolling Bearings

Related Tapered Roller Bearings

No.17, South Road of Industrial Park, Wawo Town, Wafangdian City, Liaoning Prov. China
Chenysh@wkb-bearing.com +86-411-8552-9188