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Hydrostatic lift-off sealInterpropellant turbopump oxidizer seal consists of smooth flat surface on back of second-stage oxidizer impeller, floating seal ring, semistatic piston ring secondary seal, and low pressure flexible-bellows static secondary seal. Seal performs static sealing at rest and controlled leakage sealing in operation.
Document ID
19760000079
Acquisition Source
Legacy CDMS
Document Type
Other - NASA Tech Brief
Authors
Buckmann, P. S. (Aerojet-Gen. Corp.)
Date Acquired
August 8, 2013
Publication Date
March 1, 1976
Publication Information
Publication: NASA Tech Briefs
Volume: 1
Issue: 1
ISSN: 0145-319X
Subject Category
Mechanics
Report/Patent Number
MFS-21496
Report Number: MFS-21496
ISSN: 0145-319X
Accession Number
76B10079
Distribution Limits
Public
Copyright
Work of the US Gov. Public Use Permitted.

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