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 With Shield

Approximate Mass

 N/A 0.4 kg

Boundary Dimensions

Bore Diameter

 N/A 3 mm

Outside Diameter

 N/A 7 mm

Overall Bearing Width

 N/A 2 mm

Dimension B1

 N/A 3 mm

Minimum Dimension r

 N/A 0.15 mm

Minimum Dimension r1

 N/A 0.15 mm

Basic Load Rating

Basic (Cr) Load Rating

 N/A 0.31 kN

Basic (Cor) Load Rating

 N/A 0.11 kN

Limiting Speed

Grease Limiting Speed (ZZ/ZZX)

 N/A 66000 rpm

Oil Limiting Speed (Z/ZX)

 N/A 79000 rpm

Flange Dimensions 

Outside Diameter

 N/A 8.1 mm

Dimension D2  

 N/A 8.1 mm

Dimension C1

 N/A 0.5 mm

Dimension C2

 N/A 0.8 mm

Shoulder Dimensions

Maximum Dimension da

 N/A 4.2 mm

Maximum Dimension ra

 N/A 0.1 mm