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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 371.000 kg

Boundary Dimensions

Bore Size

 N/A 440 mm

Outside Diameter

 N/A 720 mm

Width

 N/A 226 mm

Fillet Radius/Chamfer

 N/A 6 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 7,150,000 N

Static Load Rating

 N/A 10,000,000 N

Limiting Speed - Grease

 N/A 510 rpm

Limiting Speed - Oil

 N/A 640 rpm

Constant e

 N/A 0.32

Axial Load Factor Y0

 N/A 2.08

Axial Load Factor Y1

 N/A 2.13

Axial Load Factor Y2

 N/A 3.17

Radial Clearance

 N/A 0.240 to 0.370 mm

Abutment and Fillet Dimensions

da (min)

 N/A 468 mm

Da (max)

 N/A 692 mm

ra (max)

 N/A 5 mm