Product Code:SAE MA4811 Title:Insert - Thin Wall, Self-Locking, Metric Short and Long Length Installation and Removal Of Issuing Committee:E-25 General Standards For Aerospace And Propulsion Systems Scope: This SAE Metric Aerospace Standard (MA) provides minimum design, installation, and removal requirements for MA3520 and MA3521 thin wall inserts and is applicable when specified on engineering drawings or in procurement documents.