single-acting brake cylinder
41P-38 Lightning — infobox Aircraft name =P 38 Lightning type =Heavy fighter manufacturer =Lockheed caption = designer =Kelly Johnson first flight =27 January 1939 introduction = 1941 retired = 1949 primary user = United States Army Air Force more users = produced …
42Chevrolet Cobalt SS — Manufacturer General Motors Model years 2005–2010 Assembly …
43Lockheed P-38 Lightning — P 38 redirects here. For other uses, see P 38 (disambiguation). P 38 Lightning P 38H 5 LO, AAF Ser. No. 4 …
44USS Iowa turret explosion — USS Iowa s Turret Two explodes Date April 19, 1989 Place Caribbean Sea ne …
45Timeline of historic inventions — The timeline of historic inventions is a chronological list of particularly important or significant technological inventions. Note: Dates for inventions are often controversial. Inventions are often invented by several inventors around the same… …
46British Rail Class 55 — Infobox Locomotive name = British Rail Class 55 powertype = Diesel electric caption = D9009 Alycidon at the National Railway Museum, York roadnumber = D9000–D9021; later 55001–55022 nicknames = ‘Deltics’ builder = English Electric at Vulcan… …
47Churchill tank — Tank, Infantry, Mk IV (A22) Tank, Infantry Mk IV Churchill IV (75mm) Type Infantry tank Place of origin …
48Flywheel energy storage — NASA G2 flywheel Flywheel energy storage (FES) works by accelerating a rotor (flywheel) to a very high speed and maintaining the energy in the system as rotational energy. When energy is extracted from the system, the flywheel s rotational speed… …
49Piper PA-28 Cherokee — This article is about the series of two and four seater Piper PA 28. For the six seater PA 32, see Piper PA 32. PA 28 Series …
50Hyundai Accent — Manufacturer Hyundai Motor Company Production 1994–present …
