RD-856
id:
rd-856-263-16327184
title:
RD-856
text:
The RD-856, also known as the RD-69M, is a four-nozzle liquid-fuel rocket vernier engine, burning N2O4 and UDMH in a gas generator cycle. It was used on the R-36, Tsyklon-2 and Tsyklon-3 second stage as thrust vector control by gimbaling of its nozzle. The engine is distributed through a cylindrical structure that is integrated around the main engine RD-252 module. The structure includes aerodynamic protection for the nozzles. The engine was started by a pyrotechnic ignitor. The engine was seria
brand slug:
wiki
category slug:
encyclopedia
description:
original url:
https://en.wikipedia.org/wiki/RD-856
date created:
date modified:
2023-10-04T19:29:31Z
main entity:
{"identifier":"Q25712369","url":"https://www.wikidata.org/entity/Q25712369"}
image:
fields total:
13
integrity:
13