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

17.300 kg

Boundary Dimensions

Bore Size

170 mm

Outside Diameter

260 mm

Width

90 mm

Fillet Radius/Chamfer

2.1 mm

Lubricating Hole Dimensions

Groove Width A

14 mm

Hole Diameter (do)

8 mm

Technical Specifications

Dynamic Load Rating

1,120,000 N

Static Load Rating

1,480,000 N

Limiting Speed - Grease

2,000 rpm

Limiting Speed - Oil

2,500 rpm

Constant e

0.32

Axial Load Factor Y0

2.07

Axial Load Factor Y1

2.11

Axial Load Factor Y2

3.15

Radial Clearance

0.120 to 0.180 mm

Abutment and Fillet Dimensions

da (min)

182 mm

Da (max)

248 mm

ra (max)

2 mm