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Four-Row Taper Roller Bearings-Four Row Tapered Roller Bearings OEM/ODM

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Four-Row Taper Roller Bearings-Four Row Tapered Roller Bearings

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  • Design Variants
  • Cage
  • Tolerance
  • Internal clearance
Model
 Dimensions Rated load [KN] Weight AFBMA Figure Load ratings[kN] Calculation factors
d
D
 T
B
 r1,r2 Min r3,r4 Min Dynamic load Cr Static load Cor e Y1 Y2 Y0 K
643012A
85.72503.3750
123.825
 92.078
95.25
 0.8 1.5 3.8 L217845D/L217810/L217810D 11 260 552 0.33 2 3 2 1.77
4.875
 3.6251
3.75
 0.03 0.059
BT4B330880/HA1
127.0005.0000
182.562
 158.75
158.75
 1.5 3.3 14 48290DW/48220/48220D 11 721 1500 0.3 2.3 3.4 2.2 1.91
7.1875
 6.25
6.25
 0.059 0.13
331138A
139.7005.5000
200.025
 160.338
157.162
 0.8 3.2 15.5 48680D/48220/48220D 11 809 2020 0.33 2 3 2 1.74
7.875
 6.3125
6.1875
 0.03 0.125
331329
152.4006.0000
222.25
 174.625
174.625
 1.5 1.5 22.5 M231649D/M231610/M231610D 11 1050 2470 0.33 2 3 2 1.76
8.75
 6.875
6.875
 0.059 0.059
330835C
165.1006.5000
225.425
 168.275
165.1
 0.8 3.3 20.5 46791D/46720/46721D 11 809 2100 0.37 1.8 2.7 1.8 1.52
8.875
 6.625
6.5
 0.03 0.13
331480
177.8007.0000
247.65
 192.088
192.088
 1.5 3.3 29 67790D/67720/67721D 11 1170 2870 0.44 1.5 2.3 1.4 1.33
9.75
 7.5625
7.5625
 0.059 0.13
331382
187.3257.3750
269.875
 211.138
211.138
 1.5 3.3 41 M238849D/M238810/M231610D 11 1540 3680 0.33 2 3 2 1.76
10.625
 8.3125
8.3125
 0.059 0.13
331249
190.5007.50000
266.7
 188.912
198.325
 1.5 3.3 33.5 67885D/67820/67820D 11 1250 3130 0.48 1.4 2.1 1.4 1.22
10.5
 7.4275
7.375
 0.059 0.13
330899A
198.4387.8125
284.162
 225.425
225.425
 1.6 3.2 47.5 M240648D/M240611/M240611D 11 1720 4050 0.33 2 3 2 1.76
11.1875
 8.875
8.875
 0.063 0.125
615996B
204.7458.0609
320.05
 173
205
 3 1 54.5 -- 13 1470 2820 0.4 1.7 2.5 1.6 1.45
12.6004
 6.811
8.0709
 0.118 0.039
331486
206.3758.1250
282.575
 190.5
190.5
 0.8 3.3 36.5 67985D/67920/67921D 11 1210 3180 0.5 1.35 2 1.3 1.15
11.125
 7.5
7.5
 0.03 0.13
331156
220.6639.6875
314.325
 239.712
239.712
 1.6 3.2 61.5 M244249D/M244210/M244210D 11 2050 5060 0.33 2 3 2 1.76
12.375
 9.4375
9.4375
 0.63 0.125
331399
234.9509.2500
327.025
 196.85
196.85
 1.5 3.3 54 8576D/8520/8520D 11 1450 4050 0.4 1.7 2.5 1.6 1.44
12.875
 7.75
7.75
 0.059 0.13
331787
241.2249.4970
355.498
 228.6
228.6
 1.5 3.3 81.5 EE127094D/127138/127139D 11 2050 4880 0.35 1.9 2.9 1.8 1.65
13.996
 9
9
 0.059 0.13
330782A
241.4789.5070
349.148
 228.6
228.6
 1.5 3.3 74.5 EE127097D/127135/127136D 11 2050 4880 0.35 1.9 2.9 1.8 1.65
13.746
 9
9
 0.059 0.13
330862B
244.4759.625
327.025
 193.675
193.675
 1.5 3.3 46 LM247748D/LM247710/LM247710D 11 1720 4200 0.33 2 3 2 1.82
12.875
 7.625
7.625
 0.059 0.13
331398
245.0009.6457
380
 254
255.5
 1.5 4 105 -- 11 2510 5520 0.44 1.5 2.3 1.4 1.32
14.9606
 10
10.0591
 0.059 0.157
331275
254.00010.0000
358.775
 269.875
269.875
 1.5 3.3 88 M249749D/M249710/M249710D 11 2700 6900 0.33 2 3 2 176
14.125
 10.625
10.625
 0.059 0.13
330822B
266.70010.5000
355.6
 228.6
230.188
 1.6 3.2 65.5 -- 11 1940 5340 0.37 1.8 2.7 1.8 1.59
14
 9
9.0625
 0.063 0.125
331168A
269.87510.6250
381
 282.575
282.575
 3.3 3.3 105 M252349D/M252310/M252310D 11 2860 7360 0.33 2 3 2 1.76
15
 11.125
11.125
 0.13 0.13
331288
276.22510.8750
393.7
 269.875
269.875
 1.5 6.4 100 EE275109D/275115/275156D 11 2810 6350 0.4 1.7 2.5 1.6 1.45
15.5
 10.625
10.625
 0.059 0.25
330540A
279.75011.2500
380.898
 244.475
244.475
 1.6 3.2 86 LM654644D/LM654610/LM654610D 11 2120 5980 0.43 1.6 2.3 1.6 1.35
14.996
 9.625
9.625
 0.063 0.125
330337A
285.75011.2500
380.898
 244.475
244.475
 1.6 3.2 81 LM654648D/LM654610/LM654610D 11 2120 5980 0.43 1.6 2.3 1.6 1.35
14.996
 9.625
9.625
 0.063 0.125
6410881)
288.92511.375
406.4
 296.275
330.2
 6.4 1.5 130 -- 31 3410 8740 0.33 2 3 2 1.73
16
 11.625
13
 0.25 0.059
331452
406.4
 298.45
298.45
 3.3 3.3 125 M255449D/M254110/M255410D 31 3410 8740 0.33 2 3 2 1.73
16
 12.75
11.75
 0.13 0.13
331968
292.10011.5000
422.275
 269.875
269.875
 6.4 3.3 125 EE330116D/330166/330167D 11 3300 7820 0.31 2.2 3.3 2.2 1.87
16.625
 10.625
10.625
 0.25 0.13
BT4B332472
300.00011.8110
460
 388.5
388.5
 5 5 240 -- 21 4550 12300 0.33 2 3 2 1.82
18.1102
 15.2953
15.2955
 0.197 0.197
331287
300.03811.8125
422.275
 311.15
311.15
 3.2 3.2 140 HM256849D/HM256810/HM256810D 21 3520 9200 0.33 2 3 2 1.73
46.625
 12.25
12.25
 0.125 0.125
331492
304.64811.9940
438.048
 279.4
280.99
 3.3 4.8 135 M757449D/M757410/M757410D 21 2920 7820 0.48 1.4 2.1 1.4 1.24
17.246
 11
11.0626
 0.13 0.19
331687
304.80012.0000
419.1
 269.875
269.875
 1.5 6.4 110 M257149D/M257110/M257110D 11 3140 7910 0.33 2 3 2 1.76
16.5
 10.625
10.625
 0.059 0.25
330693C
304.80012.0000
482.6
 377.825
365.125
 3.3 3.3 265 -- 12 4730 10500 0.35 1.9 2.9 1.8 1.62
19
 14.875
14.375
 0.13 0.13
330758A
304.90212.0040
421.648
 266.7
266.7
 3.2 3.2 105 LM257248D/LM257210/LM257210D 11 2860 7640 0.31 2.2 3.3 2.2 1.83
16.246
 10.5
10.5
 0.125 0.125
BT4B332642/HA1
317.50012.5000
422.275
 261.938
290.514
 3.5 1.5 110 -- 31 2920 7910 0.31 2.2 3.3 2.2 1.83
16.625
 10.3125
11.4375
 0.14 0.059
330870A
422.275
 269.875
269.875
 1.5 3.3 105 LM258648D/LM258610/LM258610D 21 2920 7910 0.31 2.2 3.3 2.2 1.83
16.625
 10.625
10.625
 0.059 0.13
331131A
447.675
 627.025
327.025
 3.2 3.2 165 LM259049D/LM259010/LM259010D 21 4130 10500 0.33 2 3 2 1.74
17.625
 12.875
12.875
 0.125 0.125
BT4B332654/HA1)
320.41112.6146
488.95
 342.9
384.175
 6.4 1.5 240 -- 31 4570 12300 0.33 2 3 2 1.74
19.25
 13.5
15.125
 0.25 0.059
331664
330.30213.0040
438.023
 254
247.65
 1.5 3.3 110 EE138131D/138172/138173XD 21 2460 6990 0.46 1.5 2.2 1.4 1.27
17.245
 10
9.75
 0.059 0.13
331381
333.05213.1250
46900
 342.9
342.9
 3.3 3.3 190 HM261049D/HM261010/HM261010D 21 4290 11000 0.33 2 3 2 1.73
18.5
 13.5
13.5
 0.13 0.13
330661C
343.05213.5060
457.098
 254
254
 1.5 3.3 110 LM761649D/LM761610/LM761610D 21 2750 6900 0.48 1.4 2.1 1.4 1.24
17.996
 10
10
 0.059 0.13
331228
346.07513.6250
488.95
 358.775
358.775
 3.3 3.3 220 HM262749D/HM262710/HM262710D 21 4570 12300 0.33 2 3 2 1.74
19.508
 14.125
14.125
 0.13 0.13
331077A
347.66213.6875
469.9
 260.35
260.35
 1.5 3.3 130 LM262449D/LM262410/LM262410D 21 3360 8280 0.33 2 3 2 1.76
18.5
 10.25
10.25
 0.059 0.13
331807
469.9
 246.063
290.194
 3.3 1.5 135 -- 31 3360 8280 0.33 2 3 2 1.76
18.5
 9.6875
110.313
 0.13 0.059
331092A
469.9
 292.1
292.1
 3.3 3.3 150 M262449D/LM262410/LM262410D 21 3580 9750 0.33 2 3 2 1.76
18.5
 11.5
11.5
 0.13 0.13
331508
355.00013.9764
490
 316
316
 1.5 3.3 185 -- 21 3910 10500 0.33 2 3 2 1.78
19.2913
 12.4409
12.4409
 0.059 0.13
330662A
355.60014.0000
482.6
 269.875
265.112
 1.5 3.3 140 LM763449D/LM763410/LM763410D 21 3030 7640 0.48 1.4 2.1 1.4 1.24
19
 10.625
10.4375
 0.059 0.13
331271
355.60014.0000
488.95
 317.5
317.5
 1.5 3.3 195 M263349D/M263310/M263310D 21 3910 10500 0.33 2 3 2 1.76
19.25
 12.5
12.5
 0.059 0.13
332059
360.00014.1732
510
 380
380
 2 6 255 -- 21 4800 14100 0.33 2 3 2 1.18
20.0787
 14.9606
14.9606
 0.089 0.236
331159A
368.30014.5000
523.875
 382.588
382.588
 3.2 6.4 275 NM255049D/HM265010/HM265010D 21 5000 14700 0.33 2 3 2 1.76
20.625
 15.0625
15.0625
 0.125 0.25
331149A
384.17515.125
546.1
 400.05
400.05
 3.2 6.4 310 HM266449D/HM266410/HM266410D 21 5500 16200 0.33 2 3 2 1.76
21.5
 15.75
15.75
 0.125 0.25
331202
385.76215.1875
514.35
 317.5
317.5
 3.2 3.2 190 LM665949D/LM665910/LM665910D 21 4020 11600 0.43 1.6 2.3 1.6 1.4
20.25
 12.5
12.5
 0.125 0.125
BT4B332824/HA1
395.00015.5512
545
 288.9
268
 5 10 195 -- 21 3580 9200 0.48 1.4 2.1 1.4 1.22
21.4567
 11.374
10.5512
 0.197 0.39
332297
400.00015.7480
540
 295
330
 3.3 1.5 210 -- 31 4570 12100 0.31 2.2 3.3 2.2 1.89
21.2598
 11.6142
12.9921
 0.13 0.059
331465
406.40016.0000
546.1
 288.925
268.288
 1.5 6.4 185 -- 21 3690 9200 0.48 1.4 2.1 1.4 1.22
21.5
 11.375
10.5625
 0.059 0.25
330650C
546.1
 288.925
288.925
 1.6 6.4 185 LM767749D/LM767710/LM767710D 21 3800 9750 0.48 1.4 2.1 1.4 1.23
21.5
 11.375
11.375
 0.063 0.25
331347
565.15
 381
381
 3.3 6.4 300 M267949D/M267910/M267910D 21 5200 15300 0.33 2 3 2 1.76
22.25
 15
15
 0.13 0.25
331133A
590.55
 400.05
400.05
 3.3 6.4 370 EE833161D/833232/833233D 21 6600 16600 0.33 2 3 2 1.8
23.25
 15.75
15.75
 0.13 0.25
331333
409.57516.1250
546.1
 334.962
334.962
 1.5 6.4 220 M667947D/M667910/M667910D 21 4460 12500 0.43 1.6 2.3 1.6 1.4
21.5
 13.1875
12.1875
 0.059 0.25
331160A
415.92516.3750
590.55
 434.975
434.975
 3.3 6.4 395 M268749D/M268710/M268710D 21 6820 18800 0.33 2 3 2 1.76
23.25
 17.125
17.125
 0.13 0.25
331192A
430.00016.9229
570
 336
336
 1.6 3.2 240 -- 21 4290 12500 0.44 1.5 2.3 1.4 1.33
22.4409
 13.2283
13.2283
 1.163 0.125
331125A
431.80017.0000
571.5
 278.4
279.4
 1.6 3.2 200 LM869449D/LM869410/LM869410D 21 3470 9750 0.54 1.25 1.85 1.3 1.07
22.5
 11
11
 0.063 0.125
331999
431.80017.0000
571.5
 320.575
366.713
 6.4 1.5 250 -- 31 4290 12500 0.44 1.5 2.3 1.4 1.33
22.5
 12.625
14.4375
 0.25 0.059
BT4B331226/HA1
571.5
 336.55
336.55
 1.5 3.3 240 LM769349D/LM769310/LM769310D 21 4290 12500 0.44 1.5 2.3 1.4 1.33
22.5
 13.25
13.25
 0.059 0.13
332060
635
 355.6
355.6
 6.4 6.4 385 EE931070D/931250/931251D 21 5600 14700 0.33 2 3 2 1.82
25
 14
14
 0.25 0.25
332313
440.00017.3228
650
 353.5
353.5
 6.4 6.4 410 -- 21 6160 14700 0.33 2 3 2 1.82
25.5906
 13.9173
13.9173
 0.25 0.25
330608C
447.67517.6250
635
 463.55
463.55
 3.2 6.4 485 M270749D/M270710/M270710D 21 7650 12300 0.33 2 3 2 1.76
25
 18.25
18.25
 0.126 0.25
BT4B332773/HA3
450.00017.7165
595
 368
368
 3 6 285 M270449D/M270410/M270410D 11 5120 15600 0.33 2 3 2 1.76
23.4252
 14.4882
14.4882
 0.118 0.236
331169
457.20018.0000
596.9
 279.4
276.225
 1.5 33 200 L770847D/770810/L770810D 21 3960 10300 0.48 1.4 2.1 1.4 1.24
23.5
 11
10.875
 0.059 0.13
331977
460.00018.1102
610
 360
360
 3 6 295 -- 21 5610 15900 0.33 2 3 2 1.76
24.0157
 14.1732
14.1732
 0.12 0.236
330886B
479.42518.8750
679.45
 495.3
495.3
 3.3 6.4 605 M272749D/M272710/M272710D 21 8800 24700 0.33 2 3 2 1.76
26.75
 19.5
19.5
 0.13 0.25
332096
482.60019.0000
615.95
 330.2
330.2
 6.4 6.4 245 LM272248D/LM272210/LM272210D 21 4840 14400 0.33 2 3 2 1.76
24.25
 13
13
 0.25 0.25
330641C
615.95
 330.2
330.2
 3.2 6.4 245 LM272248D/LM272210/LM272210D 21 4840 14400 0.33 2 3 2 1.76
24.25
 13
13
 0.125 0.25
BT4B331626/HA1
615.95
 330.2
419.1
 3.5 6.4 265 LM272249DWA/LM272210/LM272210D 11 4840 14400 0.33 2 3 2 1.76
24.25
 13
16.5
 0.14 0.25
331259
647.7
 417.512
417.512
 3.2 6.4 400 M272647D/M272610/M272610D 21 6100 17100 0.33 2 3 2 1.76
25.5
 16.4375
16.4375
 0.125 0.25
331090A
489.02619.2530
634.873
 320.675
320.675
 3.2 3.2 270 EE243193D/243250/243251D 21 4730 14100 0.35 1.9 2.9 1.8 1.7
24.995
 12.625
12.625
 0.125 0.125
331499
501.65019.7500
673.1
 387.35
400.05
 3.3 6.4 395 EE641198D/641265/641266D 21 6820 18800 0.31 2.2 3.3 2.2 1.86
26.5
 15.25
15.75
 0.13 0.25
331081A
501.65019.75
711.2
 520.7
520.7
 3.2 6.4 755 M274149D/M274110/M274110D 21 9680 16900 0.33 2 3 2 1.76
28
 20.5
20.5
 0.125 0.25
332131
508.00020.0000
762
 463.5
463.5
 6.4 6.4 730 EE531201D/531300/531301XD 21 9520 23000 0.37 1.8 2.7 1.8 1.54
30
 18.25
18.25
 0.25 0.25
331747
510.00020.0787
655
 379
377
 1.5 6.4 330 -- 21 6050 18400 0.33 2 3 2 1.76
25.7874
 14.9213
14.8425
 0.059 0.25
331157A
514.35020.2500
673.1
 422.275
422.275
 3.2 6.4 410 LM274449DW/LM274410/LM274410D 21 6820 20600 0.31 2.2 3.3 2.2 1.83
26.5
 16.625
16.625
 0.125 0.25
331078A
519.11220.4375
736.6
 536.575
536.575
 3.3 6.4 755 M275349D/M275310/M275310D 21 10600 30500 0.33 2 3 2 1.76
29
 21.125
21.125
 0.13 0.25
BT4B332666/HA11)
522.02320.5521
812.8
 593.725
593.725
 3.3 6.4 1105 -- 11 12500 35000 0.33 2 3 2 1.76
32
 23.375
23.375
 0.13 0.25
BT4B331174/HA1
536.57521.1250
761.873
 558.8
558.8
 66 6.4 835 M276449D/M276410/M276410D 21 10800 31300 0.33 2 3 2 1.76
29.995
 22
22
 0.13 0.25
331978
540.00021.2598
690
 400
400
 3 6 375 -- 21 6600 19900 0.33 2 3 2 1.76
27.1654
 15.748
15.748
 0.118 0.236
331165A
558.80022.0000
736.6
 322.268
322.265
 3.2 6.4 375 EE843221D/843290/843291D 21 5940 15900 0.35 1.9 2.9 1.8 1.7
29
 12.6877
12.6876
 0.125 0.25
A330993B
736.6
 409.575
409.575
 3.2 6.4 475 LM377449D/LM377410/LM377410D 21 7480 22100 0.35 1.9 2.9 1.8 1.67
29
 16.125
16.125
 0.125 0.25
BT4B331346/HA1
736.6
 157.2
455.612
 3.3 6.4 575 LM277149DA/LM277110/LM277110D 21 7920 24700 0.33 2 3 2 1.76
29
 18
17.9375
 1.3 0.25
330529B
571.50022.5000
812.8
 593.725
593.725
 3.3 6.4 1000 M278749D/M278710/M278710D 22 12500 35000 0.33 2 3 2 1.86
32
 23.735
23.375
 0.13 0.25
331477
812.8
 593.725
593.725
 3.3 6.4 1000 M278749D/M278710/M278710D 21 12500 35000 0.33 2 3 2 1.86
32
 23.375
23.375
 0.13 0.25
331189
584.20023.0000
730.25
 349.25
342.9
 1.6 6.4 330 -- 21 5230 15900 0.43 1.6 2.3 1.6 1.36
28.75
 13.75
13.5
 0.063 0.25
331148A
762
 401.638
395.875
 3.2 6.4 485 LM778549D/LM778510/LM778510D 21 7210 21300 0.48 1.4 2.1 1.4 1.24
30
 15.8125
15.625
 0.125 0.25
331093A
585.78823.0625
771.525
 479.425
479.425
 3.3 6.4 625 LM278849D/LM278810/LM278810D 21 9350 28200 0.33 2 3 2 1.76
30.375
 18.875
18.875
 0.13 0.25
331300
595.31223.4375
944.55
 615.95
615.95
 3.3 6.4 1115 M280049D/M280010/M280010D 22 12500 35500 0.33 2 3 2 1.76
33.25
 24.25
24.25
 0.13 0.25
331566
596.90023.5000
980
 609.6
604.838
 6.4 12.7 1920 -- 22 16100 36800 0.4 1.7 2.5 1.6 1.45
38.5827
 24
23.8125
 0.25 0.5
331625
603.25023.7500
857.25
 622.3
622.3
 3.3 6.4 1235 M280249D/M280210/M280210XD 22 13800 39700 0.33 2 2 2 1.76
33.75
 24.5
24.5
 0.13 0.25
331175A
609.60024.0000
787.4
 361.95
361.95
 3.2 6.4 455 EE62941D/649310/649311D 21 6930 20200 0.37 1.8 2.7 1.8 1.58
31
 14.25
14.25
 0.125 0.25
331925
813.562
 479.425
479.425
 3 6.4 715 LM280249D/LM280210/LM280210D 21 9900 29400 0.33 2 3 2 1.76
32.03
 18.875
18.875
 0.118 0.25
332391
863.6
 660.4
660.4
 3.3 6.4 1240 M280349D/M280349/M280310D 22 14200 40500 0.31 2.2 3.3 2.2 1.83
34
 26
26
 0.13 0.25
330990A
635.00025.0000
901.7
 654.05
654.05
 3.2 6.35 1420 M281049D/M281010/M281010D 22 14700 42700 0.33 2 3 2 1.76
35.5
 25.75
25.75
 0.125 0.25
BT4B332671/HA1
646.11225.4375
857.25
 542.925
542.925
 3.3 6.4 875 LM281049D/LM281010/LM281010D 21 11400 35000 0.33 2 3 2 1.76
33.75
 21.375
21.375
 0.13 0.25
332307
650.00025.5906
915
 674
674
 3.3 6.4 1430 M291349D/M281310/M281310D 22 15100 44200 0.33 2 3 2 1.79
36.0236
 26.5354
26.5354
 0.13 0.25
BT4B332627/HA4
1030
 560
560
 15 10 1830 -- 22 15400 36800 0.31 2.2 3.3 2.2 1.84
10.5512
 22.0472
22.0472
 0.59 0.39
330824A
657.22525.8750
933.45
 676.275
676.275
 3.2 6.4 1575 M281649D/M281610/M281610D 22 15700 46900 0.33 2 3 2 1.76
36.75
 26.625
26.625
 0.125 0.25
331065A
660.00025.8743
855
 319.192
318.48
 4.8 9.7 490 EE749259D/749334/749335D 22 6050 17100 0.35 1.9 2.9 1.8 1.66
33.6614
 12.5666
12.5386
 0.19 0.38
331190
660.40026.0000
812.8
 365.125
365.125
 3.2 6.4 420 L281149D/L281110/L281110D 21 6270 21000 0.33 2 3 2 1.76
32
 14.375
14.375
 0.125 0.25
332622
1066.8
 647.703
638.175
 6.4 6.4 2250 EE4228262D/428420/428421D 22 19000 46000 0.31 2.2 3.3 2.2 1.89
42
 25.5001
25.125
 0.25 0.25
331700
679.45026.7500
901.7
 552.45
552.45
 3.3 6.4 975 LM281849D/LM281810/LM280210D 22 11700 35000 0.33 2 3 2 1.76
35.5
 21.75
21.75
 0.13 0.25
331503
682.62526.8750
965.2
 701.675
701.675
 3.3 6.4 1750 M282249D/M282210/M282210D 22 17200 49700 0.33 2 3 2 1.76
38
 27.625
27.625
 0.13 0.25
331089
685.80027.0000
876.3
 355.6
352.425
 3.3 6.4 530 EE655271D/655345/655346D 21 6820 20600 0.43 1.6 2.3 1.6 1.4
34.5
 14
13.875
 0.13 0.25
BT4B331089A/HA4
876.3
 355.6
352.425
 3.3 6.4 530 EE655217D/655345/655346D 22 6820 20600 0.43 1.6 2.3 1.6 1.4
34.5
 14
13.875
 0.13 0.25
332098A
708.02527.8750
930.275
 565.15
565.15
 3.3 6.4 1030 LM282549D/LM28250/LM282510D 22 12100 37500 0.33 2 3 2 1.76
36.625
 22.25
22.25
 0.13 0.25
331351
710.00027.9527
900
 410
410
 2 5 660 -- 22 8250 25200 0.35 1.9 2.9 1.8 1.66
35.4331
 16.1417
13.1417
 0.079 0.197
330882C
711.20028.0000
914.4
 317.5
317.5
 3.3 6.4 525 EE755281D/755360/755361D 21 6600 18400 0.37 1.8 2.7 1.8 1.54
360000
 12.5
12.5
 0.13 0.25
BT4B331358/HA4
714.37528.1250
1016
 704.85
704.85
 3.3 6.4 1950 M383240DGW/M383210/M383210D 22 17900 51500 0.35 1.9 2.9 1.8 1.66
40
 27.75
27.75
 0.13 0.25
332244
717.55028.2500
946.15
 565.15
565.15
 3.3 6.4 1090 LM282847D/LM282810/LM282810D 22 12800 39000 0.33 2 3 2 1.76
37.25
 22.25
22.25
 0.13 0.25
331752
730.00028.7401
940
 500
500
 3.5 8 925 -- 22 11400 35000 0.35 1.9 2.9 1.8 1.68
37.0079
 19.685
19.685
 0.14 0.315
330803A
730.250280.7500
1035.05
 755.65
755.65
 3.2 6.4 2170 M283449DW/M283410/M283410D 22 19400 56100 0.33 2 3 2 1.76
40.75
 29.75
29.75
 0.125 0.25
331616
749.30029.5000
990.6
 605
605
 3.2 6.4 1250 LM283649D/LM283610/LM283610D 22 14500 44200 0.33 2 3 2 1.76
39
 23.8189
23.8189
 0.125 0.25
331094A
1066.8
 736.6
723.9
 SP 12.7 2250 EE325296DGW/325420/325421D 22 19400 57000 0.33 2 3 2 1.77
42
 29
28.5
 0.5
331907
762.00030.0000
1066.8
 736.6
723.9
 SP 12.7 2145 M284148DW/M284111/M284110D 22 19400 57000 0.33 2 3 2 1.76
42
 29
28.5
 0.5
330676B
1079.5
 787.4
787.4
 4.8 12.7 2480 M284249DW/M284210/M284210D 22 20900 63500 0.33 2 3 2 1.76
42.5
 31
31
 0.19 0.5
331248
812.80032.0000
1143
 768.35
768.35
 6.4 12.7 2590 -- 22 20100 58000 0.33 2 3 2 1.76
42.5
 30.25
30.25
 0.25 0.5
331066A
825.50032.5000
1168.4
 844.55
844.55
 4.8 12.7 3050 M285848DW/M285810/M285810D 22 23800 71800 0.33 2 3 2 1.76
46
 33.25
33.25
 0.19 0.5
331069
850.00033.4646
1360
 910
910
 8 15 5440 -- 22 31900 83700 0.35 1.9 2.9 1.8 1.62
53.5433
 35.8268
35.8268
 0.315 0.59
331405
863.60034.0000
1100
 669.925
669.925
 4.8 12.7 1670 -- 22 16500 56100 0.31 2.2 3.3 2.2 1.89
43.3071
 26.375
26.375
 0.19 0.5
331123
1130.3
 669.925
669.925
 4.8 12.7 1900 LM286249D/LM286210/LM286210D 22 18700 58900 0.33 2 3 2 1.76
44.5
 26.375
26.375
 0.19 0.5
BT4B331649/HA4
1181.1
 666.75
666.75
 4.8 12.7 2150 LM286449D/LM286410/LM286410D 22 19800 56100 0.33 2 3 2 1.76
46.5
 26.25
26.25
 0.19 0.5
BT4B330742A/HA4
1219.2
 889
876.3
 4.8 12.7 3470 EE547341D/547480/547481D 22 24600 74500 0.33 2 3 2 1.76
48
 35
34.5
 0.19 0.5
330903A
901.70035.5000
1295.4
 914.4
901.7
 4.8 12.7 4170 EE634356D/634510/6344511D 22 29200 85600 0.33 2 3 2 1.76
51
 36
35.5
 0.19 0.5
330726A
938.21236.9375
1270
 825.5
825.5
 4.8 12.7 3230 LM287649D/LM287610/LM287610D 22 24600 78200 0.35 1.9 2.9 1.8 1.69
50
 32.5
32.5
 0.19 0.5
BT4B331372/HA4
939.80037.0000
1333.5
 952.5
952.5
 4.8 12.7 4510 LM287849D/LM287810/LM287810D 22 29200 88300 0.33 2 3 2 1.76
52.5
 37.5
37.5
 0.19 0.5
BT4B331372/HA4
1003.3039.500
1358.9
 800.1
800.1
 4.8 12.7 3450 -- 22 25500 79100 0.31 2.2 3.3 2.2 1.83
53.5
 31.5
31.5
 0.19 0.5
BT4B331559/HA4
1080.0042.5197
1450
 950
950
 5 12 4450 -- 22 31900 108000 0.33 2 3 2 1.76
57.0866
 37.4016
37.4016
 0.197 0.47
BT4B331334/HA4
1139.82544.875
1509.712
 923.925
923.925
 4.8 12.7 4840 -- 22 25500 79100 0.31 2.2 3.3 2.2 1.83
59.4375
 36.375
36.375
 0.19 0.5
331440
1200.1547.2500
1593.85
 990.6
990.6
 4.8 12.7 5635 LM288949D/LM288910/LM288910D 22 35800 118000 0.33 2 3 2 1.76
62.75
 39
39
 0.19 0.5
BT4B332124/HA4
1260.0049.6063
1640
 1000
1000
 5 12 5800 -- 22 36900 128000 0.31 2.2 3.3 2.2 1.83
64.5669
 39.3701
39.3701
 0.197 0.47
BT4B331950HA4
1300.0051.1811
1720
 1040
1040
 5 12 7000 -- 22 41300 138000 0.33 2 3 2 1.76
67.7165
 40.9449
409449
 0.197 0.47
331349
1370.0053.9370
1765
 1050
1035
 5 12 6960 -- 22 40200 144000 0.33 2 3 2 1.76
69.4882
 41.3386
40.748
 0.197 0.47
BT4B332078HA4
1500.0059.0551
1990
 1080
1080
 4 12 7700 -- 22 44000 162000 0.35 1.9 2.9 1.8 1.68
74.8031
 42.5197
42.5197
 0.157 0.47
BT4B331934HA4
1580.0062.2047
1960
 1080
1080
 5 12 7800 -- 22 44000 180000 0.33 2 3 2 1.77
77.1654
 42.5197
42.5197
 0.197 0.47

Ningbo DHK Precision Bearing Co., Ltd.

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    Patented Technology

Ningbo DHK Precision Bearing Co., Ltd. (“DHK” for short) is a specialist enterprise engaged in the R&D, manufacture and sales of bearings. Is a famous China Four-Row Taper Roller Bearings-Four Row Tapered Roller Bearings Factory and OEM/ODM Four-Row Taper Roller Bearings-Four Row Tapered Roller Bearings Company. And is located in Ningbo Zhenhai Economic Development Zone with convenient transportation. Since the establishment for over a decade, "technology", "quality" and "service" have always been the initial issues in our mind for the sake of development. We provide reliable products and special customized services for global enterprises in heavy industry and have got the Satisfaction and won good reputation of a number of enterprises at home and abroad.

DHK mainly produces cylindrical roller bearings, conical roller bearings, self-aligning roller bearings, ball bearings, as well as various kinds of non-standard bearings and bearings with specially treated surface. So far, DHK’s bearings have been widely applied in such fields as engineering machinery, industrial pump, machine tool, compression engine, gear case, wind power and metallurgy in developed European and American countries.

DHK has the measuring room and inspection room of bearings in the industry and has introduced top-end inspection equipment worldwide and established the QC system in China,thus guaranteeing product quality in an all-round way.

Ningbo DHK Precision Bearing Co., Ltd.

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CERTIFICATE

DHK has passed IATF16949 quality system certification and ISO14001 environmental management system certification；and DHK is a national high-tech enterprise.

  • Certificate
  • Environmental Managementsystem Certificate
  • Occupational Health And Safetymanagement System Certificate
  • Measurement Management System
  • Invention patent1
  • Invention patent2
  • Invention patent3
  • High-tech enterprises

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