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Double Row Tapered Roller Bearings

Double Rows Tapered Roller Bearings: Enhanced Stability for Heavy - Duty Equipment with High Radial Load Demands

Double Row Tapered Roller Bearings feature a compact integrated double-raceway design, providing significantly increased radial and bidirectional axial load capacity in a single unit without the need for paired mounting.

Available configurations include TDO (Double Outer Race) for easy installation and heavy industry applications, TDI (Double Inner Race) for high rigidity and load capacity, as well as paired mounting options such as DF (Face-to-Face) for bidirectional load handling and DB (Back-to-Back) for high overturning moment resistance.

Optimized roller profiles improve vibration resistance, reduce edge stress, and enhance anti-fatigue performance, making these bearings suitable for harsh operating conditions and continuous heavy-duty service.

Applications

  • Steel rolling mills and heavy industrial equipment
  • Mining crushers and vibrating screens
  • Heavy-duty gearboxes and transmission systems
  • Construction and material handling machinery

Product Specifications

All TDO Type TDI Type Matched DB Sets Matched DF Sets

TDO double outer ring design with easy mounting and high interchangeability.

Inquiry Bearing No. ID OD T Cr Cor Mass
351160 300 500 205 2400 4450 141
351160/YA6 300 500 205 2400 4450 141
351160/HAC3 300 500 205 2400 4450 141
351160X2 300 500 200 2300 4450 142
351160X2-1/HCE 300 500 203 3000 4950 148
352964X2 320 440 160 1650 3900 67.4
350664 320 480 151 1870 3550 88.9
352064 320 480 220 2540 5750 134
351164 320 540 225 3100 5700 181
352968X2 340 460 160 1540 4050 71
351068 340 520 180 2060 4100 127
351168 340 580 242 3100 6000 235
351168X2 340 580 238 3350 6600 237
352972X2 360 480 160 1640 2240 74.7
351072X2 360 540 169 2180 4400 122
351072 360 540 185 2880 6300 120
351172 360 600 242 3410 6800 221
351976X2 380 520 149 1660 3800 82.4
351076 380 560 190 2880 6300 137
351176 380 620 242 3410 6850 250