O-Ring Supply Co.
ISO Certified
10,000+ O-Ring Sizes
Custom Manufacturing

Standards

2 articles in standards

← Back to all articles
Standards

AS568 Standard Complete Guide: O-Ring Sizes, Tolerances, and Cross-Reference Tables for Engineers

A technical reference guide to the AS568 O-ring standard covering 400+ dash sizes, cross-sectional series, tolerance classes, and conversion to metric ISO 3601-1 dimensions.

Standards

How to Measure an O-Ring in 3 Steps

Step-by-step guide to measuring O-ring inside diameter and cross-section correctly. Includes tools, common mistakes, and conversion to AS568 dash numbers.