Specifications

Brand

Nachi America, Inc.

Bore Type

Cylindrical Bore

Enclosure

Open

Configuration

Double Row

Roller Profile

Symmetric

Center Guidance

Fixed Inner Ring Rib

Retainer Material

Machined Brass

Nr. of Holes

8

Weight

546.000 kg

Boundary Dimensions

Bore Size

850 mm

Outside Diameter

1120 mm

Width

200 mm

Fillet Radius/Chamfer

6 mm

Lubricating Hole Dimensions

Groove Width A

40 mm

Hole Diameter (do)

20 mm

Technical Specifications

Dynamic Load Rating

8,600,000 N

Static Load Rating

15,600,000 N

Limiting Speed - Grease

280 rpm

Limiting Speed - Oil

390 rpm

Constant e

0.16

Axial Load Factor Y0

4.07

Axial Load Factor Y1

4.16

Axial Load Factor Y2

6.20

Radial Clearance

0.650 to 0.860 mm

Abutment and Fillet Dimensions

da (min)

878 mm

Da (max)

1092 mm

ra (max)

5 mm