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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

12.000 kg

Boundary Dimensions

Bore Size

120 mm

Outside Diameter

215 mm

Width

76 mm

Fillet Radius/Chamfer

2.1 mm

Lubricating Hole Dimensions

Groove Width A

13 mm

Hole Diameter (do)

6 mm

Technical Specifications

Dynamic Load Rating

860,000 N

Static Load Rating

956,000 N

Limiting Speed - Grease

2,500 rpm

Limiting Speed - Oil

3,300 rpm

Constant e

0.34

Axial Load Factor Y0

1.93

Axial Load Factor Y1

1.97

Axial Load Factor Y2

2.94

Radial Clearance

0.120 to 0.160 mm

Abutment and Fillet Dimensions

da (min)

132 mm

Da (max)

203 mm

ra (max)

2 mm