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Sealing a Loosely Fitting Valve AssemblyDouble-ring seal avoids expense of remachining or redesigning valve parts. Mating fittings on valve sealed by pair of rings - one O-ring and backup ring. Backup ring fills relatively large gap between parts. Prevents softer O-ring from being pushed into and through gap.
Document ID
19860000460
Acquisition Source
Legacy CDMS
Document Type
Other - NASA Tech Brief
Authors
Goff, L. (Rockwell International Corp.)
Tellier, G. (Rockwell International Corp.)
Date Acquired
August 12, 2013
Publication Date
September 1, 1986
Publication Information
Publication: NASA Tech Briefs
Volume: 10
Issue: 5
ISSN: 0145-319X
Subject Category
Mechanics
Report/Patent Number
MFS-29051
Accession Number
86B10460
Distribution Limits
Public
Copyright
Work of the US Gov. Public Use Permitted.

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