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

1.690 kg

Boundary Dimensions

Bore Size

70 mm

Outside Diameter

125 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

225,000 N

Static Load Rating

185,000 N

Limiting Speed - Grease

5,400 rpm

Limiting Speed - Oil

6,900 rpm

Constant e

0.28

Axial Load Factor Y0

2.33

Axial Load Factor Y1

2.39

Axial Load Factor Y2

3.55

Radial Clearance

0.050 to 0.080 mm

Abutment and Fillet Dimensions

da (min)

78.5 mm

Da (max)

116.5 mm

ra (max)

1.5 mm