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Static Pressure-Assisted Seal For HeliumTwo-piece, all-metal, pressure-assisted static flange seal holds in pressurized helium satisfactorily at temperature of negative 80 degree F (negative 62 degree C). Installed between two flanges, then bolted together. New version includes one pressure-assisted metal sealing element held in place by metal plate and flanges. Certified for use in flight on helium joints of Space Shuttle main engine. Likely terrestrial applications include laboratory and industrial gas-distribution systems.
Document ID
19900000111
Acquisition Source
Legacy CDMS
Document Type
Other - NASA Tech Brief
Authors
Stuck, Donald E.
(Rockwell International Corp.)
Okabayashi, Takateru
(Rockwell International Corp.)
Date Acquired
August 14, 2013
Publication Date
March 1, 1990
Publication Information
Publication: NASA Tech Briefs
Volume: 14
Issue: 3
ISSN: 0145-319X
Subject Category
Mechanics
Report/Patent Number
MFS-29429
Report Number: MFS-29429
ISSN: 0145-319X
Accession Number
90B10111
Distribution Limits
Public
Copyright
Work of the US Gov. Public Use Permitted.

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