Print Back

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

6

Weight

5.290 kg

Boundary Dimensions

Bore Size

160 mm

Outside Diameter

220 mm

Width

45 mm

Fillet Radius/Chamfer

2 mm

Lubricating Hole Dimensions

Groove Width A

10 mm

Hole Diameter (do)

5 mm

Technical Specifications

Dynamic Load Rating

475,000 N

Static Load Rating

649,000 N

Limiting Speed - Grease

2,250 rpm

Limiting Speed - Oil

2,800 rpm

Constant e

0.19

Axial Load Factor Y0

3.52

Axial Load Factor Y1

3.60

Axial Load Factor Y2

5.37

Radial Clearance

0.130 to 0.180 mm

Abutment and Fillet Dimensions

da (min)

170 mm

Da (max)

210 mm

ra (max)

2 mm