Specifications

Brand

Nachi America, Inc.

Bore Type

Cylindrical Bore

Enclosure

Open

Configuration

Double Row

Roller Profile

Asymmetric

Center Guidance

Fixed Inner Ring Rib

Retainer Material

Machined Brass

Nr. of Holes

4

Weight

7.470 kg

Boundary Dimensions

Bore Size

85 mm

Outside Diameter

180 mm

Width

60 mm

Fillet Radius/Chamfer

3 mm

Lubricating Hole Dimensions

Groove Width A

11 mm

Hole Diameter (do)

6 mm

Technical Specifications

Dynamic Load Rating

590,000 N

Static Load Rating

500,000 N

Limiting Speed - Grease

3,900 rpm

Limiting Speed - Oil

4,950 rpm

Constant e

0.38

Axial Load Factor Y0

1.74

Axial Load Factor Y1

1.78

Axial Load Factor Y2

2.65

Radial Clearance

0.060 to 0.100 mm

Abutment and Fillet Dimensions

da (min)

99 mm

Da (max)

166 mm

ra (max)

2.5 mm