Nachi America Inc.
Terms

Specifications

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

6

Weight

23.700 kg

Boundary Dimensions

Bore Size

260 mm

Outside Diameter

360 mm

Width

75 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

1,240,000 N

Static Load Rating

1,780,000 N

Limiting Speed - Grease

1,200 rpm

Limiting Speed - Oil

1,500 rpm

Constant e

0.19

Axial Load Factor Y0

3.46

Axial Load Factor Y1

3.54

Axial Load Factor Y2

5.27

Radial Clearance

0.220 to 0.300 mm

Abutment and Fillet Dimensions

da (min)

272 mm

Da (max)

348 mm

ra (max)

2 mm