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Design Variants
Cage
Tolerance
Internal clearance

Four row taper bearings normally features two single raceway outer rings, a double raceway outer rings and two double raceway inner rings,

and two outer spacers and on inner spacer. These bearings can accommodate big radial toads, but the speed ratings are very low. This type bearing is mainly used in heavy-duty machines.


  • Four row taper bearings normally features two single raceway outer rings, a double raceway outer rings and two double raceway inner rings,

    and two outer spacers and on inner spacer. These bearings can accommodate big radial toads, but the speed ratings are very low. This type bearing is mainly used in heavy-duty machines.


  • DHK four row taper roller bearings are produced with pressed steel cages as standard. For some bigger size bearings, also can be fitted with pin-type steel cages.

  • For detailed of the tolerance and internal clearance of four row taper roller bearings, please contact to technical department of DHK or specified clear during place an order.

  • For detailed of the tolerance and internal clearance of four row taper roller bearings, please contact to technical department of DHK or specified clear during place an order.



Dimensions and Parameters
InquiryDesignationBoundary dimension[mm] Mass(kg)AFBMADesignLoad ratings[kN]Calculation factors
dDTBr1,r2 Minr3,r4 MinDyn CrStat CoreY1Y2Y0K
330693C 304.800
12.0000
482.6 377.825 365.125 3.3 3.3 265 -- 12 4730 10500 0.35 1.9 2.9 1.8 1.62
304.800
12.0000
19 14.875 14.375 0.13 0.13
330758A 304.902
12.0040
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
304.902
12.0040
16.246 10.5 10.5 0.125 0.125
BT4B332642/HA1 317.500
12.5000
422.275 261.938 290.514 3.5 1.5 110 -- 31 2920 7910 0.31 2.2 3.3 2.2 1.83
317.500
12.5000
16.625 10.3125 11.4375 0.14 0.059
330870A 317.500
12.5000
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
317.500
12.5000
16.625 10.625 10.625 0.059 0.13
331131A 317.500
12.5000
447.675 627.025 327.025 3.2 3.2 165 LM259049D/LM259010/LM259010D 21 4130 10500 0.33 2 3 2 1.74
317.500
12.5000
17.625 12.875 12.875 0.125 0.125
BT4B332654/HA1) 320.411
12.6146
488.95 342.9 384.175 6.4 1.5 240 -- 31 4570 12300 0.33 2 3 2 1.74
320.411
12.6146
19.25 13.5 15.125 0.25 0.059
331664 330.302
13.0040
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
330.302
13.0040
17.245 10 9.75 0.059 0.13
331381 333.052
13.1250
46900 342.9 342.9 3.3 3.3 190 HM261049D/HM261010/HM261010D 21 4290 11000 0.33 2 3 2 1.73
333.052
13.1250
18.5 13.5 13.5 0.13 0.13
330661C 343.052
13.5060
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
343.052
13.5060
17.996 10 10 0.059 0.13
331228 346.075
13.6250
488.95 358.775 358.775 3.3 3.3 220 HM262749D/HM262710/HM262710D 21 4570 12300 0.33 2 3 2 1.74
346.075
13.6250
19.508 14.125 14.125 0.13 0.13
331077A 347.662
13.6875
469.9 260.35 260.35 1.5 3.3 130 LM262449D/LM262410/LM262410D 21 3360 8280 0.33 2 3 2 1.76
347.662
13.6875
18.5 10.25 10.25 0.059 0.13
331807 347.662
13.6875
469.9 246.063 290.194 3.3 1.5 135 -- 31 3360 8280 0.33 2 3 2 1.76
347.662
13.6875
18.5 9.6875 110.313 0.13 0.059
331092A 347.662
13.6875
469.9 292.1 292.1 3.3 3.3 150 M262449D/LM262410/LM262410D 21 3580 9750 0.33 2 3 2 1.76
347.662
13.6875
18.5 11.5 11.5 0.13 0.13
331508 355
13.9764
490 316 316 1.5 3.3 185 -- 21 3910 10500 0.33 2 3 2 1.78
355
13.9764
19.2913 12.4409 12.4409 0.059 0.13
330662A 355.600
14.0000
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
355.600
14.0000
19 10.625 10.4375 0.059 0.13

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