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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

1.050 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

172,000 N

Static Load Rating

134,000 N

Limiting Speed - Grease

7,800 rpm

Limiting Speed - Oil

10,000 rpm

Constant e

0.43

Axial Load Factor Y0

1.54

Axial Load Factor Y1

1.55

Axial Load Factor Y2

2.31

Radial Clearance

0.035 to 0.050 mm

Abutment and Fillet Dimensions

da (min)

48.5 mm

Da (max)

81.5 mm

ra (max)

1.5 mm