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 Steel Shields

Approximate Mass

 N/A 0.006 kg

Boundary Dimensions

Bore Diameter

 N/A 12 mm

Outside Diameter

 N/A 21 mm

Overall Bearing Width

 N/A 5 mm

Minimum Dimension r

 N/A 0.3 mm

Basic Load Rating

Dynamic (Cr) Basic Load Rating

 N/A 1.9 kN

Static (Cor) Basic Load Rating

 N/A 1.05 kN

Limiting Speed

Grease Limiting Speed (Z/ZZ/RU/2RU)

 N/A 33000 rpm

Grease Limiting Speed (RD/2RD)

 N/A 30000 rpm

Grease Limiting Speed (RS/2RS)

 N/A 20000 rpm

Oil Limiting Speed (Z)

 N/A 39000 rpm

Shoulder Dimensions

Minimum Dimension da

 N/A 14 mm

Maximum Dimension da

 N/A 14 mm

Maximum Dimension Da  

 N/A 19 mm

Maximum Dimension ra

 N/A 0.3 mm