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Pressure-Assisted Seal for CastingsModification of widely used pressure-assisted gasket ensures tight seal even when one sealed surface somewhat rough or porous. Modified U-cross-section gasket has thin lips increasing sealing area and conform to slightly rough surface. Lips provide wider sealing area and extend highly loaded region at tip. Coating of polytetrafluoroethylene on tip and lip augments conformance.
Document ID
19870000197
Acquisition Source
Legacy CDMS
Document Type
Other - NASA Tech Brief
Authors
Stuck, Donald E. (Rockwell International Corp.)
Date Acquired
August 13, 2013
Publication Date
April 1, 1987
Publication Information
Publication: NASA Tech Briefs
Volume: 11
Issue: 4
ISSN: 0145-319X
Subject Category
Mechanics
Report/Patent Number
MFS-19375
ISSN: 0145-319X
Report Number: MFS-19375
Accession Number
87B10197
Distribution Limits
Public
Copyright
Work of the US Gov. Public Use Permitted.

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