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SKF Four-Row Tapered Roller Bearings  BT4-8160 E81/C400

Four-row tapered roller bearings
SKF Four-row tapered roller bearings can accommodate combined (radial and axial) loads at low to moderate speeds. They are used almost exclusively in work roll applications such as rolling mills.

SKF manufactures four-row tapered roller bearings in the TQO and TQI designs in the following variants:

TQO design bearings (face-to-face arrangement, fig. 1):
open or sealed
with cylindrical or tapered bore
with or without inner ring extension on both sides
with or without helical groove in the bore
basic design or SKF Explorer bearings

TQI design bearings (back-to-back arrangement, fig. 2):
with cylindrical or tapered bore
with or without inner ring extension on one side

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SKF Four-row tapered roller bearings, TQO design .

various part numbers in stock, welcome inquiry. Fast shipment within 2-3 working days.

Designation Principal dimensions Basic load ratings Design variant/feature
dynamic static
d[mm] D[mm] B[mm] T[mm] C[kN] C0[kN]
  BT4-8070 G/HA1VA901   347.662   469.9   292.1   292.1   3 910   8 500   TQOSN/GWSI
  BT4-8086 G/HA1   380   736.676   300   300   4 180   10 000   TQON/GW
  BT4-8093 G/HA1VA901   310   430   310   310   2 860   6 550   TQOSN/GWSI
  BT4-8108 E/C625   540   690   400   400   8 150   19 300   TQON/GW
  BT4-8109 E1/C800   708.025   930.275   565.15   565.15   15 600   37 500   TQOSN/GWSI
  BT4-8111 E2/C725   460   610   360   360   6 800   14 300   TQOSN/GWISI
  BT4-8113 E2/C500   330.302   438.023   247.65   254   3 625   6 400   TQOSN/GWSI
  BT4-8121 E/C600   785   1 010   600   600   16 600   43 000   TQON/GW
  BT4-8124 E/C550   440   580   360   360   6 200   14 300   TQON/GW
  BT4-8125 E1/C725   457.2   606   381   381   7 500   16 300   TQOSN/GWISI
  BT4-8126 E1/C575   406.4   562   381   381   5 700   13 200   TQOSN/GWSI
  BT4-8135 E/C750   490   625   385   385   7 100   16 300   TQON/GW
  BT4-8137 G/HA1   625   815   600   600   13 200   31 000   TQO/GWI
  BT4-8139 G/HA1   711.2   914.4   390   390   7 650   19 300   TQON/GW
  BT4-8147 G/HA1   400   600   308   308   5 500   11 000   TQON/GW
  BT4-8150 G/HA4   1 300   1 720   840   840   36 900   104 000   TQON.1/GW
  BT4-8153 E/C775   560   700   405   405   8 000   21 200   TQON/GW
  BT4-8160 E8/C475   343.052   457.098   254   254   3 600   7 100   TQON/GW
  BT4-8160 E81/C400   343.052   457.098   254   254   3 600   7 100   TQOSN/GWSI
  BT4-8160 E81/C475   343.052   457.098   254   254   3 600   7 100   TQOSN/GWSI
  BT4-8161 E8/C500   406.4   546.1   288.925   288.925   5 100   10 200   TQON/GW
  BT4-8161 E81/C500   406.4   546.1   288.925   288.925   5 100   10 200   TQOSN/GWSI
  BT4-8162 E8/C480   355.6   482.6   265.113   269.875   4 150   8 150   TQON/GW
  BT4-8162 E81/C480   355.6   482.6   265.113   269.875   4 150   8 150   TQOSN/GWSI
  BT4-8163 E8/C725   482.6   615.95   330.2   330.2   6 300   14 300   TQON/GW
  BT4-8163 E81/C725   482.6   615.95   330.2   330.2   6 300   14 300   TQOSN/GWSI
  BT4-8163 E8A/C725   482.6   615.95   330.2   330.2   6 300   14 300   TQON/GW
  BT4-8167 E8/C775   510   655   377   379   7 650   17 600   TQON/GW
  BT4-8167 E81/C775   510   655   377   379   7 650   17 600   TQOSN/GWSI
  BT4-8173 E8/C725   450   595   368   368   6 550   15 300   TQOSN/GWSI


WHCD Bearing Co.,Ltd is professional bearing supplier, engaged in beaing business with more than eighteen years, export to worldwide countries, as Ameria, European, Middle-East, Southeast Asia …etc. with plenty long-term cooperation cusomers. WHCD Bearing company will provide professional and prompt solution for customers.Original Quality and Warranted, and Bearing experts team support customer service. Various bearing types for customer choose:  

Bearing Types:

Self-aligning ball bearing
Cylindrical roller bearing
Spherical roller bearing
Tapered roller bearing
Angular contact ball
Needle roller
Deep groove ball bearing
Axial deep groove ball
Pillow block bearing and units
LM/Linear Guide
Product Inquiry Form

various part numbers in stock, welcome inquiry. Fast shipment within 2-3 working days.

Designation Principal dimensions

Basic load ratings Design variant/feature

dynamic static

d[mm]

D[mm]

B[mm]

T[mm]

C[kN]

C0[kN]

  BT4-8070 G/HA1VA901    347.662   469.9   292.1   292.1   3 910   8 500   TQOSN/GWSI
  BT4-8086 G/HA1    380   736.676   300   300   4 180   10 000   TQON/GW
  BT4-8093 G/HA1VA901    310   430   310   310   2 860   6 550   TQOSN/GWSI
  BT4-8108 E/C625    540   690   400   400   8 150   19 300   TQON/GW
  BT4-8109 E1/C800    708.025   930.275   565.15   565.15   15 600   37 500   TQOSN/GWSI
  BT4-8111 E2/C725    460   610   360   360   6 800   14 300   TQOSN/GWISI
  BT4-8113 E2/C500    330.302   438.023   247.65   254   3 625   6 400   TQOSN/GWSI
  BT4-8121 E/C600    785   1 010   600   600   16 600   43 000   TQON/GW
  BT4-8124 E/C550    440   580   360   360   6 200   14 300   TQON/GW
  BT4-8125 E1/C725    457.2   606   381   381   7 500   16 300   TQOSN/GWISI
  BT4-8126 E1/C575    406.4   562   381   381   5 700   13 200   TQOSN/GWSI
  BT4-8135 E/C750    490   625   385   385   7 100   16 300   TQON/GW
  BT4-8137 G/HA1    625   815   600   600   13 200   31 000   TQO/GWI
  BT4-8139 G/HA1    711.2   914.4   390   390   7 650   19 300   TQON/GW
  BT4-8147 G/HA1    400   600   308   308   5 500   11 000   TQON/GW
  BT4-8150 G/HA4    1 300   1 720   840   840   36 900   104 000   TQON.1/GW
  BT4-8153 E/C775    560   700   405   405   8 000   21 200   TQON/GW
  BT4-8160 E8/C475    343.052   457.098   254   254   3 600   7 100   TQON/GW
  BT4-8160 E81/C400    343.052   457.098   254   254   3 600   7 100   TQOSN/GWSI
  BT4-8160 E81/C475    343.052   457.098   254   254   3 600   7 100   TQOSN/GWSI
  BT4-8161 E8/C500    406.4   546.1   288.925   288.925   5 100   10 200   TQON/GW
  BT4-8161 E81/C500    406.4   546.1   288.925   288.925   5 100   10 200   TQOSN/GWSI
  BT4-8162 E8/C480    355.6   482.6   265.113   269.875   4 150   8 150   TQON/GW
  BT4-8162 E81/C480    355.6   482.6   265.113   269.875   4 150   8 150   TQOSN/GWSI
  BT4-8163 E8/C725    482.6   615.95   330.2   330.2   6 300   14 300   TQON/GW
  BT4-8163 E81/C725    482.6   615.95   330.2   330.2   6 300   14 300   TQOSN/GWSI
  BT4-8163 E8A/C725    482.6   615.95   330.2   330.2   6 300   14 300   TQON/GW
  BT4-8167 E8/C775    510   655   377   379   7 650   17 600   TQON/GW
  BT4-8167 E81/C775    510   655   377   379   7 650   17 600   TQOSN/GWSI
  BT4-8173 E8/C725    450   595   368   368   6 550   15 300   TQOSN/GWSI

WHCD Bearing Co.,Ltd is professional bearing supplier, engaged in beaing business with more than eighteen years, export to worldwide countries, as Ameria, European, Middle-East, Southeast Asia …etc. with plenty long-term cooperation cusomers. WHCD Bearing company will provide professional and prompt solution for customers.Original Quality and Warranted, and Bearing experts team support customer service. Various bearing types for customer choose:  

Bearing Types:

Self-aligning ball bearing
Cylindrical roller bearing
Spherical roller bearing
Tapered roller bearing
Angular contact ball
Needle roller
Deep groove ball bearing
Axial deep groove ball
Pillow block bearing and units
LM/Linear Guide

Product Inquiry Form

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