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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Heavy-Duty-Needle-Roller-Bearings-Without-Inner-Ring---NK50-Series---3D
Unit of Measure
1 2 3 4 

Item #

Outside Diameter

Dimension C

Dynamic (Cr) Basic Load Rating

CAD

RNA4914 N/A 100 mm N/A 30 mm N/A 79000 N N/A
RNA6914 N/A 100 mm N/A 54 mm N/A 121000 N N/A
RNA4915 N/A 105 mm N/A 30 mm N/A 82000 N N/A
RNA6915 N/A 105 mm N/A 54 mm N/A 128000 N N/A
RNA4916 N/A 110 mm N/A 30 mm N/A 81000 N N/A
RNA6916 N/A 110 mm N/A 54 mm N/A 130500 N N/A
RNA4917 N/A 120 mm N/A 35 mm N/A 98000 N N/A
RNA6917 N/A 120 mm N/A 63 mm N/A 161000 N N/A
RNA4918 N/A 125 mm N/A 35 mm N/A 98500 N N/A
RNA6918 N/A 125 mm N/A 63 mm N/A 174000 N N/A
RNA4919 N/A 130 mm N/A 35 mm N/A 112000 N N/A
RNA6919 N/A 130 mm N/A 63 mm N/A 196000 N N/A
RNA4920 N/A 140 mm N/A 40 mm N/A 120000 N N/A
RNA4922 N/A 150 mm N/A 40 mm N/A 124000 N N/A
RNA4924 N/A 165 mm N/A 45 mm N/A 174000 N N/A
RNA4928 N/A 190 mm N/A 50 mm N/A 200000 N N/A
Unit of Measure
1 2 3 4