Specifications

Brand

Nachi America, Inc.

Bore Type

Cylindrical Bore

Enclosure

Open

Configuration

Double Row

Roller Profile

Symmetric

Center Guidance

Floating Steel Ring

Retainer Material

Hardened Pressed Steel

Nr. of Holes

4

Weight

3.670 kg

Boundary Dimensions

Bore Size

65 mm

Outside Diameter

140 mm

Width

48 mm

Fillet Radius/Chamfer

2.1 mm

Lubricating Hole Dimensions

Groove Width A

8 mm

Hole Diameter (do)

4 mm

Technical Specifications

Dynamic Load Rating

415,000 N

Static Load Rating

355,000 N

Limiting Speed - Grease

3,200 rpm

Limiting Speed - Oil

4,000 rpm

Constant e

0.34

Axial Load Factor Y0

1.93

Axial Load Factor Y1

1.98

Axial Load Factor Y2

2.94

Radial Clearance

0.090 to 0.110 mm

Abutment and Fillet Dimensions

da (min)

77 mm

Da (max)

128 mm

ra (max)

2 mm