Specifications

Brand

Nachi America, Inc.

Bore Type

Tapered Bore

Enclosure

Open

Configuration

Double Row

Roller Profile

Symmetric

Center Guidance

Fixed Inner Ring Rib

Retainer Material

Machined Brass

Nr. of Holes

8

Weight

151.000 kg

Boundary Dimensions

Bore Size

400 mm

Outside Diameter

600 mm

Width

148 mm

Fillet Radius/Chamfer

5 mm

Lubricating Hole Dimensions

Groove Width A

26 mm

Hole Diameter (do)

12 mm

Technical Specifications

Dynamic Load Rating

3,900,000 N

Static Load Rating

5,500,000 N

Limiting Speed - Grease

720 rpm

Limiting Speed - Oil

900 rpm

Constant e

0.24

Axial Load Factor Y0

2.75

Axial Load Factor Y1

2.81

Axial Load Factor Y2

4.19

Radial Clearance

0.400 to 0.520 mm

Abutment and Fillet Dimensions

da (min)

422 mm

Da (max)

578 mm

ra (max)

4 mm