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Specifications

Brand

Nachi America, Inc.

Bore Type

Tapered Bore

Enclosure

Open

Configuration

Double Row

Roller Profile

Asymmetric

Center Guidance

Fixed Inner Ring Rib

Retainer Material

Machined Brass

Nr. of Holes

4

Weight

5.440 kg

Boundary Dimensions

Bore Size

75 mm

Outside Diameter

160 mm

Width

55 mm

Fillet Radius/Chamfer

2.1 mm

Lubricating Hole Dimensions

Groove Width A

10 mm

Hole Diameter (do)

5 mm

Technical Specifications

Dynamic Load Rating

495,000 N

Static Load Rating

415,000 N

Limiting Speed - Grease

4,350 rpm

Limiting Speed - Oil

5,500 rpm

Constant e

0.39

Axial Load Factor Y0

1.68

Axial Load Factor Y1

1.72

Axial Load Factor Y2

2.56

Radial Clearance

0.070 to 0.095 mm

Abutment and Fillet Dimensions

da (min)

87 mm

Da (max)

148 mm

ra (max)

2 mm