SNCF Class Z 50000 SNCF Class Z 50000 The SNCF Z 50000 is an electric multiple unit train built by Bombardier Transportation (manufacturer's designation SPACIUM 3.O6) for the French rail operator SNCF, for use under Transilien operations in the Île-de-France. It is commonly called ‘Francilien’, and sometimes ‘NAT’ (for , which was its project name). In 2004, the STIF (regional transit authority) began the tendering process for approximately 180 new EMUs to replace SNCF's aging stainless-steel single-deck suburban fleet. This stock nicknamed "inox " (short for "[acier] inoxydable": stainless steel) comprised EMUs Classes Z 5300, Z 6100, Z 6400 and similar push-pull trainsets known
SNCF Class 241P boxes. The class also suffered from leaking boiler tubes after passing over points, which necessitated structural reinforcement. The class was withdrawn progressively from service from 1965 for 241.P.1 to 1973 for 241.P.16. Their last regular work, on the Le Mans to Nantes route, ended in early 1970. The class was nicknamed the "grosses P" to distinguish them from the 141.P Class, which were called the "petites P". Four 241.Ps have been preserved: SNCF Class 241P The SNCF 241.P is a 4-8-2 'Mountain' type express passenger steam locomotive that ran on the "Société Nationale des Chemins de fer Français", (French National