WEBuse a set of redundant silicone seals to help contain cabin air during dockings between CEV and the International Space Station (ISS). The NASA Glenn Research Center (GRC) supported the development of the LIDS docking system by developing the main interface seals and determining the durability of candidate seal materials in the space environment.
Space Environment Effects on Silicone Seal Materials - NASA …
WEBSilicone rubber is the only class of space flight-qualified elastomeric seal material that functions across the expected temperature range. NASA Glenn has tested three silicone elastomers for such seal applications: two provided by Parker (S0899-50 and S0383-70) and one from Esterline (ELA-SA-401).
WEBThe objective of this work was to summarize the properties of three silicone elastomer compounds currently being evaluated as candidate space seal materials. The applicability of these compounds and
RTV Silicone Sealing Method for Component Interfaces | T2 Portal - NASA
WEBInnovators at NASA Johnson Space Center have developed a method using low-viscosity RTV silicone to form durable seals between polymer bladder and metal bulkhead interfaces to be used for inflatable space habitats.
Llis - NASA
WEBO-rings are used as seals for rotating shafts, with the turning shaft protruding through the internal diameter of the O-ring. The inside surface of the O-ring is continuously exposed to friction generated heat from the rotating shaft.
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WEBRTV Silicone Sealing Method for Component Interfaces. NASA designed an inflatable habitat intended for space whose exterior incorporates an expandable layer known as the bladder – the main pressure shell of a module to which astronauts may …
Effects of Atomic Oxygen and Grease on Outgassing and …
WEBJan 1, 2012 · An investigation of silicone elastomers for seals used in docking and habitat systems for future space exploration vehicles is being conducted at NASA. For certain missions, NASA is considering androgynous docking systems where two vehicles each having a seal would...
The Use of Silicone Adhesives in Space Applications
WEBOct 28, 2003 · Silicone adhesives are currently being used in a variety of space applications. Electronics for a satellite constructed by the Johns Hopkins University Applied Physics Laboratory for the NASA Goddard Space Flight Center required a silicone adhesive suitable for extremely cold temperatures in order to …
Issues and Effects of Atomic Oxygen Interactions With Silicone ...
WEBJun 1, 2000 · The use of silicone coatings for the protection of materials from atomic oxygen attack is limited because of the eventual exposure of underlying unprotected polymeric material due to deep tensile...
WEBNASA is developing advanced space-rated elastomeric seals to support future space exploration missions to low Earth orbit, the Moon, near Earth asteroids, and other destinations. This includes seals for a new docking system and vehicle hatches.