DIN EN 3328 : 2008 Title: Aerospace series - Bolts, double hexagon head, close tolerance, medium thread length, in heat resisting steel FE-PM38 (FV535), uncoated - Classification: 1 000 MPa/550 °C; German and English version EN 3328:2008 Year: 2008 Publisher: DIN Media GmbH Availability: Within 1-2 working days