DIN EN 4591 : 2007 Title: Aerospace series - Nuts, barrel, self-locking, floating, self-aligning, in heat resisting nickel base alloy, MoS<(Index)2> lubricated - Classification: 1550 MPa (at ambient temperature)/315 °C; German and English version EN 4591:2005 Year: 2007 Publisher: DIN Media GmbH Availability: Within 1-2 working days