KOYO 30212 JR Tapered Roller · KOYO 30212 JR Metric Tapered Roller Bearing (Japan)

Japanese KOYO metric tapered roller bearing manufactured to stringent precision tolerances for high rigidity gear drives and machine tool shafts.

Technical specifications

Bore diameter

60 mm

Outside diameter

110 mm

Width

23.75 mm

Dynamic load rating

133 kN

Static load rating

127 kN

Weight

0.945 kg

Applications

• Heavy Planetary & Helical Gearboxes
• Mining Trailer Wheel Axles
• Differential Drive Pinions

Technical source documents

• KOYO · Partial review 2026-10-15: rMin, crKn, corKn, weightKg, speedGreaseRpm, speedOilRpm, calculationFactorY, calculationFactorY0. Official manufacturer source. See per-field pages and unresolved items in catalog review ledger; this date does not verify the whole product.

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• 32014 X / Q · Tapered Roller Bearing 32014 X
• 32210 J2/Q · Tapered Roller Bearing 32210
• 30208 J2/Q · Tapered Roller Bearing 30208