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 Snap Ring Groove

Approximate Mass

 N/A 0.097 kg

Boundary Dimensions

Bore Diameter

 N/A 28 mm

Outside Diameter

 N/A 52 mm

Overall Bearing Width

 N/A 12 mm

Minimum Dimension r

 N/A 0.6 mm

Minimum Dimension r1

 N/A 0.5 mm

Basic Load Rating

Dynamic (Cr) Basic Load Rating

 N/A 12.4 kN

Static (Cor) Basic Load Rating

 N/A 7.4 kN

Limiting Speed

Grease Limiting Speed

 N/A 14000 rpm

Oil Limiting Speed

 N/A 16000 rpm

Snap Ring Groove Dimensions

Maximum Dimension D1  

 N/A 49.73 mm

Maximum Dimension a

 N/A 2.06 mm

Dimension b

 N/A 1.5 mm

Dimension b Tolerance (±)

 N/A 0.15 mm

Maximum Dimension r0

 N/A 0.4 mm

Snap Ring Dimensions

Maximum Dimension D2  

 N/A 57.9 mm

Dimension f

 N/A 1.07 mm

Dimension f Tolerance (±)

 N/A 0.05 mm

Shoulder Dimensions

Minimum Shoulder Dimension da

 N/A 32 mm

Maximum Shoulder Dimension Da  

 N/A 48 mm

Minimum Shoulder Dimension Dx

 N/A 58.5 mm

Maximum Shoulder Dimension Cy

 N/A 2.92 mm

Maximum Shoulder Dimension ra

 N/A 0.6 mm

Maximum Shoulder Dimension rb

 N/A 0.5 mm