LM249747NW/10D Double Row Tapered Roller Bearing 253.975×347.663×101.6mm Heavy‑Duty Mining Industrial Equipment Spare Part

LM249747NW/10D Double Row Tapered Roller Bearing 253.975×347.663×101.6mm Heavy‑Duty Mining Industrial Equipment Spare Part

LM249747NW/10D is a heavy‑duty inch‑size TDO double‑row tapered roller bearing composed of two cones and one double cup. It is engineered to withstand large combined radial and bidirectional axial loads with excellent shock‑resistance. Optimized internal geometry ensures stable low‑friction operation and long‑term service life for continuous heavy‑load industrial working conditions. Its separable structure allows convenient installation, inspection and maintenance.

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• Double‑row TDO structure bears heavy radial and two‑way axial loads
• High shock‑resistance, perfect for harsh heavy‑duty working environments
• Separable cone and cup design for easy mounting and disassembly
• Optimized raceway geometry reduces friction and running wear
• Stamped steel cage provides reliable roller guidance
• High rigidity and long service life under continuous heavy operation

• Mining crushers
• Heavy‑duty conveyors
• Steel mill equipment
• Construction machinery
• Industrial gearboxes
• Large‑size transportation axle assemblies.

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• 30 years professional bearing industry experience
• ISO certified strict quality inspection
• Flexible OEM & private label customization
• 3-5 days fast delivery for stocked bearings
• Full bearing series, universal interchangeable size
• Factory direct price & reliable after-sales service

Q1: What does TDO stand for in LM249747NW/10D?

A1: TDO means Tapered Double Outer cup, containing two separate cone assemblies and one shared double cup.

Q2: Can this bearing take bidirectional axial loads?

A2: Yes, its double‑row tapered roller structure supports radial load plus two‑way axial force.

Q3: Is this bearing separable?

A3: Yes, cones and double cup can be disassembled separately for convenient fitting and inspection.

Q4: What lubrication method is suitable for this heavy‑duty bearing?

A4: Both grease and oil lubrication are available; oil lubrication is recommended for higher‑speed continuous‑run conditions.

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