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

4

Weight

2.870 kg

Boundary Dimensions

Bore Size

130 mm

Outside Diameter

180 mm

Width

37 mm

Fillet Radius/Chamfer

1.5 mm

Lubricating Hole Dimensions

Groove Width A

8 mm

Hole Diameter (do)

4 mm

Technical Specifications

Dynamic Load Rating

284,000 N

Static Load Rating

355,000 N

Limiting Speed - Grease

2,700 rpm

Limiting Speed - Oil

3,450 rpm

Constant e

0.18

Axial Load Factor Y0

3.58

Axial Load Factor Y1

3.66

Axial Load Factor Y2

5.46

Radial Clearance

0.095 to 0.145 mm

Abutment and Fillet Dimensions

da (min)

138.5 mm

Da (max)

171.5 mm

ra (max)

1.5 mm