Specifications

Brand

Nachi America, Inc.

Bore Type

Cylindrical Bore

Enclosure

Open

Configuration

Double Row

Roller Profile

Symmetric

Center Guidance

Floating Steel Ring

Retainer Material

Pressed Steel

Nr. of Holes

4

Weight

1.740 kg

Boundary Dimensions

Bore Size

75 mm

Outside Diameter

130 mm

Width

31 mm

Fillet Radius/Chamfer

1.5 mm

Lubricating Hole Dimensions

Groove Width A

6 mm

Hole Diameter (do)

3 mm

Technical Specifications

Dynamic Load Rating

265,000 N

Static Load Rating

234,000 N

Limiting Speed - Grease

4,400 rpm

Limiting Speed - Oil

5,300 rpm

Constant e

0.22

Axial Load Factor Y0

3.01

Axial Load Factor Y1

3.07

Axial Load Factor Y2

4.58

Radial Clearance

0.080 to 0.110 mm

Abutment and Fillet Dimensions

da (min)

83.5 mm

Da (max)

121.5 mm

ra (max)

1.5 mm