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Specifications

Brand

N/A Nachi America, Inc.

Bore Type

N/A Cylindrical Bore

Enclosure

N/A Open

Configuration

N/A Double Row

Roller Profile

N/A Symmetric

Center Guidance

N/A Fixed Inner Ring Rib

Retainer Material

N/A Machined Brass

Nr. of Holes

N/A 8

Weight

N/A 244.000 kg

Boundary Dimensions

Bore Size

N/A 320 mm

Outside Diameter

N/A 580 mm

Width

N/A 208 mm

Fillet Radius/Chamfer

N/A 5 mm

Lubricating Hole Dimensions

Groove Width A

N/A 40 mm

Hole Diameter (do)

N/A 20 mm

Technical Specifications

Dynamic Load Rating

N/A 5,600,000 N

Static Load Rating

N/A 7,200,000 N

Limiting Speed - Grease

N/A 670 rpm

Limiting Speed - Oil

N/A 840 rpm

Constant e

N/A 0.37

Axial Load Factor Y0

N/A 1.76

Axial Load Factor Y1

N/A 1.83

Axial Load Factor Y2

N/A 2.72

Radial Clearance

N/A 0.200 to 0.310 mm

Abutment and Fillet Dimensions

da (min)

N/A 342 mm

Da (max)

N/A 558 mm

ra (max)

N/A 4 mm