Specifications

Brand

Nachi America, Inc.

Bore Type

Tapered Bore

Enclosure

Open

Configuration

Double Row

Roller Profile

Symmetric

Center Guidance

Floating Steel Ring

Retainer Material

Pressed Steel

Nr. of Holes

4

Weight

1.070 kg

Boundary Dimensions

Bore Size

40 mm

Outside Diameter

90 mm

Width

33 mm

Fillet Radius/Chamfer

1.5 mm

Lubricating Hole Dimensions

Groove Width A

7 mm

Hole Diameter (do)

4 mm

Technical Specifications

Dynamic Load Rating

185,000 N

Static Load Rating

151,000 N

Limiting Speed - Grease

5,800 rpm

Limiting Speed - Oil

7,000 rpm

Constant e

0.37

Axial Load Factor Y0

1.79

Axial Load Factor Y1

1.83

Axial Load Factor Y2

2.72

Radial Clearance

0.050 to 0.065 mm

Abutment and Fillet Dimensions

da (min)

48.5 mm

Da (max)

81.5 mm

ra (max)

1.5 mm