DIN EN 4497 : 2007 Title: Aerospace series - Screws, pan head, offset cruciform recess, close tolerance normal shank, short thread, in titanium alloy, anodized, with aluminium pigmented coating - Classification: 1100 MPa (at ambient temperature)/315 °C; German and English version EN 4497:2005 Year: 2007 Publisher: DIN Media GmbH Availability: Within 1-2 working days