WD Bearing Group
WD Bearings America LLC
5845 W 82nd Street, Suite 102,
Indianapolis, IN 46278.
Tel: +1 317 661 3293
Email: Contact@wd-bearing.com
WD Waelzlager GmBH
Ost Strasse 74A 40724,
Hilden, Germany
Tel: +49 2103 968 6352
Email: Contact@wd-bearing.com
WD Bearing Group
No. 100, Zhenyang Road,
Jiangyin, Wuxi, P.R China, 214401
Tel: 0510-8655 7067
Fax: 0510-8655 7065
Email: Contact@wd-bearing.com
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Unit of Measure

Specifications

Type

 N/A Back to Back

Approximate Mass

 N/A 0.278 kg

Boundary Dimensions

Bore Diameter

 N/A 50 mm

Outside Diameter

 N/A 72 mm

Width

 N/A 24 mm

Minimum Dimension r1

 N/A 0.3 mm

Minimum Dimension r

 N/A 0.6 mm

Basic Load Rating

Dynamic (Cr) Basic Load Rating with Cutting Cage

 N/A 21.4 kN

Static (Cor) Basic Load Rating with Cutting Cage

 N/A 25.6 kN

Limiting Speed

Grease Limiting Speed

 N/A 11000 rpm

Oil Limiting Speed

 N/A 15000 rpm

Distance of Working Points

Distance of Working Points a1

 N/A 28.3 mm

Distance of Working Points a2

 N/A 4.3

Shoulder Dimensions

Minimum Shoulder Dimension da

 N/A 55 mm

Maximum Shoulder Dimension Da  

 N/A 67 mm

Maximum Shoulder Dimension Db  

 N/A 69.5 mm

Maximum Shoulder Dimension ra

 N/A 0.6 mm

Maximum Shoulder Dimension rb

 N/A 0.3 mm