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Double Row Tapered Roller Bearings (One Double Row Outer Ring and Two Inner Rings)

Design Variants
Cage
Tolerance
Internal clearance

Double row tapered roller bearing can bear bidirectional axial load while bearing radial load.


There are two basic types of double row tapered roller bearings: one is double outer ring and a double raceway inner ring structure, which has poor steel; The other is a double raceway outer ring and double inner ring structure, this structure due to the increase of support width and good steel, in the occasion of large overturning moment should be selected this structure, there is a ring between the double outer ring or double inner ring.


  • Double row tapered roller bearing can bear bidirectional axial load while bearing radial load.


    There are two basic types of double row tapered roller bearings: one is double outer ring and a double raceway inner ring structure, which has poor steel; The other is a double raceway outer ring and double inner ring structure, this structure due to the increase of support width and good steel, in the occasion of large overturning moment should be selected this structure, there is a ring between the double outer ring or double inner ring.


  • DHK double row tapered roller bearings are made of stamped steel cage or pin steel cage.

  • For tolerance and clearance of double row tapered roller bearings, please specify when placing order or contact DHK technical department.

  • For tolerance and clearance of double row tapered roller bearings, please specify when placing order or contact DHK technical department.

Dimensions and Parameters
InquiryDesignationBoundary dimensions[mm]Mass(kg)AFBMADesignLoad ratings[kN]Calculation factors
dDTCr1,r2 Minr3,r4 Mindyn Crstat CoreY1Y2Y0K
331606A 371.475
14.6250
501.65 155.575 107.95 6.4 1.5 76.5 EE231462/231976DC 21 1720 4050 0.44 1.5 2.3 1.5 1.33
371.475
14.6250
19.75 6.125 4.25 0.25 0.059
BT2B332507/HA2 381
15.0000
508 139.7 88.9 6.4 1.5 67 EE192510/192201DC 21 1280 3130 0.54 1.25 1.8 1.25 1.1
381
15.0000
20 5.5 3.5 0.25 0.059
331197A 384.175
15.1250
546.1 222.25 177.8 6.4 1.6 161 HM266449/HM266410D 11 3300 8100 0.33 2 3 2 1.76
384.175
15.1250
21.5 8.75 7 0.25 0.063
331656 415.925
16.3750
590.55 244.475 193.675 6.4 1.5 205 M268749/M268710D 21 3690 9380 0.33 2 3 2 1.76
415.925
16.3750
23.25 9.625 7.625 0.25 0.059
BT2B332237A/HA1 431.800
17.0000
571.5 195.088 146.05 6.4 1.5 125 LM769349/LM769310DC 21 2510 6620 0.44 1.5 2.3 1.5 1.33
431.800
17.0000
22.5 7.5625 5.75 0.25 0.059
BT2B332176A 447.675
17.6250
635 257.175 206.375 6.4 1.5 245 M270749/M270710DC 21 4130 10800 0.33 2 3 2 1.76
447.675
17.6250
25 10.125 8.125 0.25 0.059
331657 479.425
18.8750
679.45 276.225 222.25 6.4 1.5 300 M272749/M270710DC 21 4730 12300 0.33 2 3 2 1.76
479.425
18.8750
26.75 10.875 8.75 0.25 0.059
BT2B332797 480
18.8976
650 180 130 5 1.5 150 -- 11 2750 6620 0.4 1.7 2.5 1.7 1.48
480
18.8976
25.5906 7.0866 5.1187 0.2 0.059
331605B 498.475
19.6250
634.873 117.8 142.875 6.4 1.5 130 EE243196/243251DC 21 2550 6990 0.35 1.9 2.9 1.9 1.7
498.475
19.6250
24.995 7 5.625 0.25 0.059
BT2B332605A/HA1 501.650
19.7500
711.2 282.1 231.775 6.4 1.5 343 M274119/M274110DC 21 4840 13200 0.33 2 3 2 1.76
501.650
19.7500
28 11.5 9.125 0.25 0.059
BT2B332761 520.700
20.5000
736.6 186.502 114.3 6.4 1.5 210 EE982051/982901DC 21 2640 6160 0.48 1.4 2.1 1.4 1.23
520.700
20.5000
29 7.3426 4.5 0.25 0.059
BT2B332446 536.575
21.1250
761.873 311.15 247.65 6.4 1.5 430 M276449/M276410DC 21 5390 15600 0.33 2 3 2 1.76
536.575
21.1250
29.995 12.25 9.75 0.25 0.059
331280 558.800
22.0000
736.6 187.328 142.262 6.4 1.6 245 -- 12 2200 5340 0.5 1.35 2 1.3 1.16
558.800
22.0000
29 7.3751 5.6009 0.25 0.063
331640A 558.800
22.0000
736.6 225.425 177.88 6.4 1.5 250 LM33749/LM377410DC 21 4020 11000 0.35 1.9 2.9 1.8 1.69
558.800
22.0000
29 8.875 7 0.25 1.059
BT2B332447 571.500
22.5000
812 333.375 263.525 6.4 1.5 520 M278749/M278710DC 22 5720 15600 0.33 2 3 2 1.76
571.500
22.5000
32 13.125 10.375 0.25 0.059

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