DS EN 3660-024:2008 Aerospace Series - Cable Outlet Accessories For Circular And Rectangular Electrical And Optical Connectors - Part 024: Grommet Nut, Style A, Composite - Product Standard Specifies a range of grommet nuts, style A, composite, for use under the following conditions: Associated electrical connector(s): EN 3660-002 Temperature range, Class P: -55 degrees C to 200 degrees