A liquidpropellant rocket or liquid rocket is a rocket engine that uses liquid propellants. Liquids are desirable because their reasonably high density allows the. BBOW/Space_Engines/V2_SSME_Comparison.png' alt='Liquid Propellant Rocket Engines Pdf' title='Liquid Propellant Rocket Engines Pdf' />Redstone Rocket Engines A 6 and A 7. This page serves as a repository for photos and diagrams of the Redstone A 6. A 7 engine proper. For photos and diagrams of the Redstone engine. Redstone missiles, see my Redstone missile engine mount page. The Redstone family of engines was the first large rocket engine produced by. North American Aviations Propulsion Section to enter service the Propulsion. Liquid Propellant Rocket Engines Pdf File' title='Liquid Propellant Rocket Engines Pdf File' />Section would later become the Rocketdyne Division of North American Aviation. The Redstone engine was. NAAs first large rocket engine, one initially designed for the. Air Forces Navaho. The Air Force called this first Navaho engine the XLR4. NA 1. Internally, NAA. On March 16, 1926, Robert H. Goddard used liquid oxygen LOX and gasoline as rocket fuels for his first partially successful liquidpropellant rocket launch. NAA 75110. The NAA 75110 rocket engine is a liquid propellant, turbopump fed, single thrust chamber unit, which is rated at a sea level thrust of 75,000 lb for a. North American Rocketdyne Boeing Rocketdyne Space Engines 1955 2005 Updated 6 April 2014. Rocket Apparatus for Inventors and Experimenters motors, hardware, electronics, test stand equipment, literature, graphite and much moreLiquid Propellant Rocket Engines Pdf To WordThe NAA engineers also decided to use. As this this was NAAs first large. A series. NAA consulted. Wernher von Braun during the engines design, and by the time von Braun came to. A 4. von Braun thought it was just great that NAAs engine shared the. V 2 rocket. engine. While the Navaho soon needed a more powerful engine, this engine. Redstone missile von Brauns team was developing at the. Redstone Arsenal. As with the V 2 engine, the Redstone engine was fabricated from steel and. Rather than the V 2s 1. Redstone engine employed a flat faced. Heres a cut away diagram of the Redstone A 6 or earlier thrust chamber. Click image for a 3. From a series of Chrysler Missile lantern slides in the archives of the U. Here is your handydandy cheatsheet of rocket engines. Use this as a jumpingoff point, there is no way I can keep this uptodate. Google is your friendS. Space Rocket Center. Scan and restoration by heroicrelics. Callouts in this diagram include. LOX dome. Injector. Thrust chamber. Coolant passage. This diagram shows a pyrotechnic igniter, which was somewhat common in early. Also known as an igniter cartridge, it consisted of two. Suspended from the injector by a thin plastic rod screwed into the injector. Although I have been able to find very little about the Redstone engine. They must be. manually installed prior to each test or launch I once met a Rocketdyne. Additionally, such igniters frequently have metallic enclosures or. Such debris or pieces of electrical firing wire would be ejected by the. Later engine diagrams show an ignition. While early Redstone missile development flights used the A 1 through A 4. A 6 and A 7 versions of the engine. Each. model in the A series had the same basic operational procedures and. In fact, all seven models. Between the A 6 and A 7, a major engine configuration change was made Rather. A 7 had a single fuel. Note the two alcohol inlets depicted in the diagram above, at the 1. Liquid Propellant Rocket Engines Pdf ConverterThis photo clearly shows the two fuel lines of the A 6 engine. Click image for a 1. Photo courtesy Vince. Wheelock. Restoration by heroicrelics. And an engine diagram depicting the two fuel lines of the early Redstone. Click image for a 1. From my A 6 Engine Specifications data. Cleanup by heroicrelics. Dimensions noted in this diagram include. Length of the thrust chamber proper, from the exit plane to the bottom of. Zard What A Beautiful Memory Forever You Iso. LOX dome 6. 3. 7. Length of the engine which extends aft from the center unit. Distance from the top of the engine mount strut flanges to the center of. Overall length of the engine, from the exit plant to the forward most. Distance from the center of the engine to the outer most point of the. The circle inscribing the engine mount strut flanges 6. B. C. bolt circle. A second diagram depicting the A 6 style Redstone engines. Click image for a 2. From page 4. 11 of History of Liquid. Propellant Rocket Engines. Scan and cleanup by heroicrelics. Oddly, this diagram measures the length of the thrust chamber at 6. Callouts in this diagram include. Although a single peroxide tank is actually drawn, it is of the smaller size. Youll note that the photo of the A 6 has a single. H2. O2 tanks. Ive never read anything regarding the reason for the difference, and Ive. Redstone engine with the two smaller tanks. The only A 6 engine Ive seen, at the Udvar Hazy Center, is equipped with the single. All of the A 7s Ive seen also had the single, large. Heres a photo of the A 7, with its single alcohol duct. Comparing the main. A 6 above shows that it has been redesigned, and. Click image for a 3. From p. V 0 of This is Redstone, located in the Dunaway. Dept. of. ArchivesSpecial Collections, M. Louis Salmon Library, University of. Alabama in Huntsville. Available in electronic format from My Army. Redstone Missile Days. Scan and cleanup by heroicrelics. Callouts in this diagram include. Peroxide supply line. Thrust control servo valve. Liquid oxygen dome. Ignition fuel line. The Redstone missile served with both the A 6 and A 7 engines. Ive been. unable to find any documentation as to the number of missiles equipped with. The History of the. Redstone Missile System has a table listing the Development of. Different Engine Types which shows that the cut over from the A 6 to the. A 7 in the development program occurred in June 1. A 4 engine. Jim Ryan of My Army Redstone. Missile Days, an excellent reference for the Redstone missile and the men. Redstone Block I missiles used by. A 6 engine there were only 1. Block I. missiles manufactured by Chrysler the missile contractor. In mid 1. 96. 0, the. Block II missiles, which used the A 7. The Redstone engines reported run time varies, from the 1. NAA 7. 5 1. 10, to 1. I havent read anything explaining this discrepancy. The engines in. missiles converted to the Jupiter C configuration for use in. Jupiter missile reentry vehicle. During Project Mercury, the engines run time was 1. Although the engine itself produced 7. Redstone engine. is typically listed as having 7. The 7. 8,0. 00 figure includes. The. engines fuel is usually reported simply as 7. V 2s engine. Although this reduced engine thrust, the water was. The engine was called upon to launch heavier payloads, however, in the. Redstones Jupiter C and Juno I. This challenge was met by a variety of means The Redstones. The fuel was also changed. Hydyne, which was a blend. UDMH and diethyltrianine. With the. Hydyne, the A 7 produced a higher thrust 8. The. Hydyne had a higher Isp than alcohol and was also more dense, allowing an. Liquid oxygen was retained as the engines oxidizer. Extra thrust was required for Project Mercury as well. The Hydyne fuel was. Project Mercury was ramping up as the A 6 was being. A 7, so the A 7 engine was chosen to. The A 7 had never been flown with Hydyne. A few other minor changes were. This diagram purports to depict the Project Mercury version of the A 7 engine. Youll note the auxiliary hydrogen peroxide tank, although it is shown in a. All photos Ive seen, both vintage photos and. Ive taken of hardware in. Click image for a 1. From page 4 8 p. PDF of The Mercury Redstone. Project. Extraction and restoration by heroicrelics. Callouts in this diagram include. Hydrogen peroxide auxiliary tank. Steam generator. Fuel line. Ignition fuel line. Main fuel valve. Mixture ratio control valve. Fuel inlet manifold. Hydrogen peroxide main tank. Turbopump. Chamber pressure sensing switch. Heat exchanger. Steam duct. I have a data sheet with the specifications of the A 6 engine strictly. NAA 7. 5 1. 10, the details of which are reproduced here. The NAA 7. 5 1. 10 rocket engine is a liquid propellant, turbopump fed, single thrust chamber unit, which. The. propellants are liquid oxygen and 7. The NAA 7. 5 6. 5 XLR4. NA 1 Air Force designation, nearly identical to the NAA. PDF version A 6. Redstone Engine Specifications 1 megabyte pdf. Scan courtesy Vince Wheelock. Cleanup and conversion to PDF by heroicrelics.