MroMax External Circlips, 12.5mm OD External Retaining Rings, 304 Stainless Steel C-Clip Retaining Shaft Snap Rings for Automobiles, Valves, Electrical and Bearings, 100Pcs: Amazon.com: Industrial & Scientific
50pcs) DIN 472 M47X1.75 Retaining Rings for bores Stainless Steel, Ships Free in USA by Aspen Fasteners, ASSP0472247: Amazon.com: Industrial & Scientific
Retaining Ring DIN 472 47mm: Amazon.com: Tools & Home Improvement