Slewing Bearing

Three-Row Roller Slewing Bearing

Three-row roller slewing bearing for heavy axial, radial, and moment loads in large machinery.

Key specifications

Outer diameter: 634 – 4782 mm
Inner diameter: 366 – 4218 mm
Height: 148 – 270 mm
Gear type: No gear / internal gear / external gear

Product overview

Three-row roller slewing bearing for heavy axial, radial, and moment loads in large machinery.

Outer diameter: 634 – 4782 mm
Inner diameter: 366 – 4218 mm
Height: 148 – 270 mm
Axial load: 275 – 6050 kN
Gear type: No gear / internal gear / external gear

Applications

Heavy-duty cranes
Excavators and mining equipment
Wind turbines
Large industrial turntables

Benefits

Triple roller rows for high combined-load capacity
Outer diameter series typically 634 – 5282 mm (custom sizes available)
Roller diameter range about 25 – 50 mm
Rated load range about 275 – 6050 kN (model-dependent)
Gearless, internal-gear, and external-gear options

Technical specifications

Bearing type	Three-row roller slewing bearing
Outer diameter	634 – 4782 mm
Inner diameter	366 – 4218 mm
Height	148 – 270 mm
Gear type	No gear / internal gear / external gear
Axial load	275 – 6050 kN
Material	42CrMo / 50Mn / C45

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FAQ

What is the Three-Row Roller Slewing Bearing?

The Three-Row Roller Slewing Bearing is an Elerover slewing bearing for industrial and OEM motion projects.

Does Elerover manufacture the Three-Row Roller Slewing Bearing?

Yes. Elerover is a slewing bearing manufacturer and supplier. This model supports OEM configuration options listed in the product data—share your duty cycle and quantity for a factory quote.

How do I request a quote for the Three-Row Roller Slewing Bearing?

Send load, stroke, voltage, IP rating, duty cycle, quantity and any OEM options you need via the contact form or WhatsApp.