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Specifications

Brand

Nachi America, Inc.

Bore Type

Cylindrical Bore

Enclosure

Open

Configuration

Double Row

Roller Profile

Symmetric

Center Guidance

Floating Steel Ring

Retainer Material

Pressed Steel

Nr. of Holes

6

Weight

22.700 kg

Boundary Dimensions

Bore Size

180 mm

Outside Diameter

280 mm

Width

100 mm

Fillet Radius/Chamfer

2.1 mm

Lubricating Hole Dimensions

Groove Width A

16 mm

Hole Diameter (do)

8 mm

Technical Specifications

Dynamic Load Rating

1,330,000 N

Static Load Rating

1,760,000 N

Limiting Speed - Grease

1,600 rpm

Limiting Speed - Oil

2,100 rpm

Constant e

0.33

Axial Load Factor Y0

1.99

Axial Load Factor Y1

2.04

Axial Load Factor Y2

3.03

Radial Clearance

0.120 to 0.180 mm

Abutment and Fillet Dimensions

da (min)

192 mm

Da (max)

268 mm

ra (max)

2 mm