Costco Diamond Jewelry Ring Size Guide
Standard ORing Sizing Chart ORing Size # Actual ID Inches Actual CS Inches Nominal Reference ID Nominal Reference CS NominalAS568 ORing Size Chart The Global ORing and Seal Size Reference Chart covers the AS568 ORing Sizes published by the Society of Automotive Engineers (SAE), and includes the Extended Sizes in the 400 SeriesDimensional tolerances for all AS568 orings offered by Global ORing and Seal are in accordance with ISO AThe purpose of this chart is to specify the inside
