1. BS EN 3434. Aerospace series. Nuts, hexagon, slotted/castellated, self-locking, in steel, cadmium plated, MoS2 lubricated. Classification: 900 MPa (at ambient temperature)/235 °C. (3rd December 2020) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (10 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗