The bearings we supply are used for a wide variety of purposes in all kind of railway vehicles. They are key components in axleboxes and drive systems such as traction motors and suspension units. Other applications include gearboxes, shock absorbers, tilting mechanisms, doors etc. The latest development involves sensors to detect speed, direction of rotation, bearing condition and bogie stability. These are now becoming standard equipment for several modern train designs.
AAR | Size | d | D | C | d2 | MASS/kg | FAG | SKF | TIMKEN | |
Type | ||||||||||
Class B | 4 1/4"×8" | inch | 4 | 6.5 | 4.5 | 5 | 14.8 | TAROL4X8-U-JP | HM120848 | |
mm | 101.6 | 165.1 | 114.3 | 127 | HM120817XD | |||||
Class C | 5"×9" | inch | 4.6885 | 7.6875 | 5.625 | 5.875 | 24.8 | TAROL5X9-U-JP | BT2-8735 BB | HM124646 |
mm | 119.088 | 195.263 | 142.875 | 149.225 | HM124618XD | |||||
Class D | 5 1/2"×10" | inch | 5.188 | 8.1875 | 6 | 6.375 | 27.3 | TAROL5-1/2X10-U-JP | BT2-8547 BB | HM127446 |
mm | 131.775 | 207.936 | 152.4 | 161.925 | HM127415XD | |||||
Class E | 6"×11" | inch | 5.687 | 8.6875 | 6.437 | 7.03 - 7.032 | 34.9 | TAROL6X11-U-JP | BT2-8516 BB | HM129848 |
mm | 144.475 | 220.663 | 163.51 | 178.562 - 178.613 | HM129814XD | |||||
Class F | 6 1/2"×12" | inch | 6.1879 | 9.9375 | 7.25 | 7.53 - 7.532 | 52.9 | TAROL6-1/2X12-U-JP | BT2-8512 BB | HM133444 |
mm | 157.175 | 252.413 | 184.15 | 191.262 - 191.313 | HM133416XD | |||||
Class G | 7"×12" | inch | 6.9995 | 10.875 | 7.312 | 8 - 8.002 | 60.1 | TAROL7X12-U-JP | BT2-8609 BB | HM136948 |
mm | 177.878 | 276.225 | 185.725 | 203.2 - 203.251 | HM136916XD | |||||
Class G | 7"×14" | inch | 7.0005 | 10.875 | 7.312 | 8 - 8.002 | 60.1 | TAROL7X12-U-JP | BT2-8609 BB | HM136948 |
mm | 178 | 276 | 186 | 203.2 - 203.251 | HM136916XD | |||||
GG | 7 | inch | 6.9995 | 11.878 | 7.75 | 8 - 8.002 | 81.4 | H337846 | ||
mm | 177.787 | 301.701 | 196.85 | 203.2 - 203.251 | H337816XD | |||||
K | 8 | inch | 8 | 11.875 | 5.5156 | 77.3 | M241547 | |||
mm | 203.2 | 301.625 | 140.097 | M241513XD |
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