The bearing interchange guide from AST Bearings outlines the bearing series part numbers and corresponding part numbers for the five most high demand ball bearing series.
Clear Boston Round PET Bottles, 20-410 Neck Finish. Popular for personal, pharmaceutical & animal care application --The Cary Company! This white snap top cap has a 20mm (20-410) neck finish. This unlined cap features a snap closure and a 0.125" orifice for controlled dispensing of liquid products.