grau, index, 8d513, dual, nozzle, liquid, rocket, engine, burning, mixture, nitric, acid, n2o4, iodine, passivant, udmh, used, module, engines, four, nozzles, known, grau, index, 8d514, developed, yangel, yuzhmash, 8k65, ballistic, missile, variations, were, a. The RD 215 GRAU Index 8D513 was a dual nozzle liquid rocket engine burning AK 27 a mixture of 73 nitric acid and 27 N2O4 iodine passivant and UDMH It was used in a module of two engines four nozzles known as the RD 216 GRAU Index 8D514 2 The RD 215 was developed by OKB 456 for Yangel s Yuzhmash R 14 8K65 ballistic missile Its variations were also used on the Kosmos 1 Kosmos 3 and Kosmos 3M launch vehicles 1 RD 215 RD 215 Country of originUSSRDate1958 1960DesignerOKB 456 V GlushkoAssociated LVR 14 Kosmos 3 and Kosmos 3MStatusRetiredLiquid fuel enginePropellantAK 27I UDMHMixture ratio2 5ConfigurationChamber2Nozzle ratio18 8PerformanceThrust vacuum887 kN 199 000 lbf Thrust sea level740 kN 170 000 lbf Chamber pressure7 355 MPa 1 066 8 psi Specific impulse vacuum289 s 2 83 km s Specific impulse sea level246 s 2 41 km s DimensionsLength2 205 mm 86 8 in Diameter2 260 mm 89 in Dry weight575 kg 1 268 lb Used inR 14 Kosmos 3 and Kosmos 3M first stageReferencesReferences 1 2 3 4 5 6 Contents 1 Versions 2 Modules 3 See also 4 References 5 External linksVersions EditThe family incorporate many versions 1 7 RD 215 GRAU Index 8D513 Original design for the R 14 8K65 Used also on the Kosmos 1 and Kosmos 3 2 1 RD 215U GRAU Index 8D513U Improved engine for the R 14U 8K65U 1 RD 215M GRAU Index 8D513M Improved version used on the Kosmos 3M 1 RD 217 GRAU Index 8D515 Modified design for the R 16 8K64 first stage RD 219 GRAU Index 8D713 Modified design for the R 16 8K64 second stage Modules EditThese engines were bundled into modules of pairs of engines The serial production modules were 1 3 RD 216 GRAU Index 8D514 Bundle of two RD 215 used on the R 14 8K65 Kosmos 1 and Kosmos 3 first stage 2 1 RD 216U GRAU Index 8D514U Bundle of two RD 215U used on the R 14U 8K65U first stage 1 RD 216M GRAU Index 8D514M Bundle of two RD 215M used on the Kosmos 3M first stage 1 RD 218 GRAU Index 8D712 Bundle of three RD 217 powers the R 16 8K64 first stage RD 215 Family of Engines 1 Engine RD 215 RD 215U RD 215MGRAU 8D514 8D514U 8D514MDevelopment 1958 1960 1960 1961 1966 1968Propellant AK 27I 73 nitric acid 27 N2O4 and iodine passivant UDMH 2 Combustion chamber pressure 7 355 MPa 1 066 8 psi Thrust vacuum 887 kN 199 000 lbf 887 kN 199 000 lbf 890 kN 200 000 lbf Thrust sea level 740 kN 170 000 lbf 740 kN 170 000 lbf 742 8 kN 167 000 lbf Isp vacuum 289 s 2 83 km s 289 s 2 83 km s 291 3 s 2 857 km s Isp sea level 246 s 2 41 km s 246 s 2 41 km s 248 s 2 43 km s Burn time 146s N A N ALength 2 205 mm 86 8 in 2 205 mm 86 8 in 2 205 mm 86 8 in Diameter 2 260 mm 89 in 2 260 mm 89 in 2 260 mm 89 in Dry weight 575 kg 1 268 lb 575 kg 1 268 lb 570 kg 1 260 lb Use R 14 8K65 Kosmos 1 and Kosmos 3 R 14U 8K65U Kosmos 3MSee also Edit Space portalR 14 Ballistic missile for which this engine was originally developed for Kosmos 3 launch vehicle that is uses an R 14 as first stage Kosmos 3M launch vehicle that is uses an R 14 as first stage Rocket engine using liquid fuelReferences Edit a b c d e f g h i j k NPO Energomash list of engines NPO Energomash Archived from the original on 7 November 2014 a b c d e RD 216 Encyclopedia Astronautica Archived from the original on June 26 2002 Retrieved 2015 06 26 a b R 14 Encyclopedia Astronautica Archived from the original on March 9 2003 Retrieved 2015 06 26 Zak Anatoly Cosmos 1 3 3M and 3MU RussianSpaceWeb com Retrieved 2016 07 05 Krebs Gunter Dirk 2016 04 22 Kosmos 1 3 3M Gunter s Space Page Retrieved 2016 07 05 Nicolas Pillet 2013 07 20 Cosmos 3 Description du lanceur Kosmos 3 Launcher Description in French Kosmonavtika Retrieved 2016 07 05 Article titleExternal links EditNPO Energomash official site Retrieved from https en wikipedia org w index php title RD 215 amp oldid 1104389392, wikipedia, wiki, book, books, library,
