Amazon.com: M14 Din 471 External Retaining Ring Steel Phosphate (Pack Qty 6,000) BC-M14D471 by Shorpioen : Industrial & Scientific
Sicherungsring A, DIN 471, 5mm, Federstahl rostfrei Werkstoff:Federstahl rostfrei* Wellen Ø d1:5mm : Amazon.de: Baumarkt
600pcs) DIN 471 M10X1.0 Retaining Rings for Shafts Stainless Steel, Ships Free in USA by Aspen Fasteners, ASSP0471210: Amazon.com: Industrial & Scientific
Reidl Securing Rings for shafts DIN 471 Steel : Amazon.de: DIY & Tools