Bearings & Their Applications in the Railways
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Bearings are critical components in railway systems, acting as the "joints" of trains. They reduce friction between moving parts, support heavy loads, absorb shock and vibration, and enable smooth, efficient rotation under extreme conditions. In railways, bearings ensure the safety, reliability, and performance of locomotives, passenger coaches, freight wagons, and auxiliary equipment.
Key Requirements for Railway Bearings
Heavy Load Capacity: Support the weight of trains (up to thousands of tons) and dynamic impacts.
High-Speed Stability: Withstand speeds over 300 km/h for high-speed trains, enduring strong centrifugal forces.
Durability & Long Life: Require maintenance-free operation for 800,000+ kilometers.
Environmental Resistance: Resist contaminants (water, dust, sand), extreme temperatures, and corrosion.
Vibration & Shock Absorption: Handle continuous vibration and impact loads from tracks.
Main Types of Railway Bearings
Tapered Roller Bearings (TRB)
Cylindrical Roller Bearings (CRB)
Ball Bearings
Tapered Roller Bearing Units (TBU)
Wheelset & Axle Box Bearings
Traction Motor Bearings
Gearbox Bearings
Bogie & Suspension Bearings
Auxiliary System Bearings
| TAROL4-1/4X8-U-JP railway bearing | C5x9 railway bearing | 150KBE2502+L railway bearing | NU317E-TM0101 railway bearing |
| TAROL5X9-U-JP railway bearing | D5 1/2x10 railway bearing | 160KBE2701A+L railway bearing | NU318E-TM0101 railway bearing |
| TAROL5-1/2X10-U-JP railway bearing | E6x11 railway bearing | 170KBE2802A+L railway bearing | NU320E-TM0102 railway bearing |
| TAROL6X11-U-JP railway bearing | F6 1/2x12 railway bearing | 180KBE3401+L railway bearing | NU322E-TM0101 railway bearing |
| TAROL6-1/2X12-U-JP railway bearing | K6 1/2x9 railway bearing | NU315ECMC4VA301 railway bearing | NU324E-TM0102 railway bearing |
| TAROL6-1/2X9-U-JP railway bearing | G7x12 railway bearing | NU316ECMC4VA301 railway bearing | NU326B-TM0113 railway bearing |
| TAROL7X12-U-JP railway bearing | GG6 7/8 railway bearing | NU317ECMC4VA301 railway bearing | NU326E-TM0101 railway bearing |
| TAROLGG6-1/2-U-JP railway bearing | GG6 7/8 railway bearing | NU318ECMC4VA301 railway bearing | NU328E-TM0102 railway bearing |
| TAROLGG6-7/8-U-JP railway bearing | Z-558826.04.ZL railway bearing | NU320ECMC4VA301 railway bearing | NU330E-TM0101 railway bearing |
| TAROL90/154-R-TVP railway bearing | Z-558826.04.ZL railway bearing | NU322ECMC4VA301 railway bearing | NU330E-TM1105 railway bearing |
| TAROL100/165-R-JP railway bearing | NU322E-M1-F1-T51F railway bearing | NU324ECMC4VA301 railway bearing | NU330J-TM0111 railway bearing |
| TAROL100/175-R-TVP railway bearing | Z-558830.03.ZL railway bearing | 468540VAS railway bearing | NU332E-TM0101 railway bearing |
| TAROL110/180-R-TVP railway bearing | Z-558830.03.ZL railway bearing | NU326ECMC4VA301 railway bearing | NU332EH2-TM0101 railway bearing |
| TAROL120/195-R-TVP railway bearing | Z-558826.04.ZL railway bearing | NU328ECMC4VA301 railway bearing | NH312E-TM0101 railway bearing |
| TAROL130/210-R-JP railway bearing | NU412M1-F1-T51F railway bearing | NU330ECMC4VA301 railway bearing | NH313E-TM0101 railway bearing |
| TAROL130/220-R-TVP railway bearing | NU412M1-F1-T51F railway bearing | NU330ECMRDC4VA301 railway bearing | NH314E-TM0101 railway bearing |
| TAROL130/230-R-TVP railway bearing | Z-558830.03.ZL railway bearing | 466830M/W23 railway bearing | NH315E-TM0102 railway bearing |
| TAROL130/240-R-TVP railway bearing | NU418M1-F1-T51F railway bearing | NU332ECMC4VA301 railway bearing | NH316E-TM0101 railway bearing |
| TAROL140/220-R-JP railway bearing | Z-558830.03.ZL railway bearing | NU332ECMC4VA309 railway bearing | NH317E-TM0101 railway bearing |
| TAROL150/250-R-TVP railway bearing | Z-558826.04.ZL railway bearing | NH312ECMC4VA301 railway bearing | NH318E-TM0101 railway bearing |
| TAROL160/270-R-TVP railway bearing | Z-558830.03.ZL railway bearing | NH313ECMC4VA301 railway bearing | NH320E-TM0102 railway bearing |
| TAROL160/280-R-TVP railway bearing | NU322M1-F1-T51F railway bearing | NH314ECMC4VA301 railway bearing | NH320B-TM0312 railway bearing |
| Z-572103.02.TAROL90/154-U-TVP railway bearing | Z-558826.04.ZL railway bearing | NH315ECMC4VA301 railway bearing | NH320EH2-TM0102 railway bearing |
| Z-517874.TAROL100/165-U-JP railway bearing | NU324-E-M1-F1-T51F railway bearing | NH316ECMC4VA301 railway bearing | NH322E-TM0101 railway bearing |
| Z-578693.TAROL100/175-U-TVP railway bearing | Z-558540.04.ZL railway bearing | NH317ECMC4VA301 railway bearing | NH324E-TM0102 railway bearing |
| F-561286.TAROL110/180-U-TVP railway bearing | 6313-Z-C3 railway bearing | NH318ECMC4VA301 railway bearing | NH324E-TM0105 railway bearing |
| Z-517905.02.TAROL120/195-U-TVP railway bearing | 6313-Z-C3 railway bearing | NH320ECMC4VA301 railway bearing | NH326E-TM0101 railway bearing |
| Z-517906.TAROL130/210-U-JP railway bearing | NU314E-M1-F1-T51F railway bearing | NH320M2/W23B/W83 railway bearing | NH328E-TM0102 railway bearing |
| F-800050.TAROL130/220-U-TVP railway bearing | N2236E-807603-R460-490 FAG | NH320ECMC4VA309 railway bearing | WJ80x170x58E railway bearing |
| Z-577997.04.TAROL130/230-U-TVP railway bearing | Z-558830.09.ZL railway bearing | NH322ECMC4VA301 railway bearing | WJP80x170x58E railway bearing |
| F-565057.TAROL130/240-U-TVP railway bearing | NU322E-M1-F1-T51F railway bearing | NH324ECMC4VA301 railway bearing | WJ90x160x52,4 railway bearing |
| Z-517907.TAROL140/220-U-JP railway bearing | 120KBE52X+L railway bearing | NH324ECMRDC4VA301 railway bearing | WJP90x160x52,4 railway bearing |
| F-803295.TAROL150/250-U-TVP railway bearing | JT21 railway bearing | NH326ECMC4VA301 railway bearing | WJ90x190x64E railway bearing |
| F-804595.TAROL160/280-U-TVP railway bearing | 130KBE2302+L railway bearing | NH328ECMC4VA301 railway bearing | WJP90x190x64E railway bearing |
