This blog post shares DIN 3771 o-ring sizes. The DIN 3771 o-ring standard is issued by The German Institute for Standards (Duetsches Institut für Normung). This standard identifies O-Ring sizes by the
Square Rings Global O-Ring and Seal
DIN 3771 MEASUREMENTS IN MILLIMETERS - Maryland Metrics
BS 1806 Metric Sizes Global O-Ring and Seal
Support/Manuals
O-Ring Manufacturer Best Ring Rubber O Rings, O Ring Supplier
winkler shop - Sealing ring assortment, DIN 3771, NBR
O-Ring, The Ultimate Guide
O-ring 5x1.8 - FKM - FPM - Viton - 75 Shore A - Black - ORS159904
O-Ring/Gasket/Back-up Sizing Charts
History of the ISO 3601 Series of Standards for O-Rings - Fluid
International O Ring Size Standards, PDF
O-Ring 348.4x3.53 - FFKM - FFPM - FN894 - 75 Shore A - Black