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Low-Wear Ball-Bearing SeparatorProposed ball-bearing separator for use in cryogenic pump stronger and more resistant to wear. Consists of molded plastic-and-metal composite ring imbued with solid lubricant and containing embedded metal ring. Obtains combination of strength and lubricity. Before molding and machining, ring includes tooling portion for handling and indexing. Molded composite blend of PTFE and fluorinated ethylene/propylene (FEP) filled with brass and bronze powder and molybdenum disulfide powder.
Document ID
19910000061
Acquisition Source
Legacy CDMS
Document Type
Other - NASA Tech Brief
Authors
Hawkinson, Elden L. (Rockwell International Corp.)
Date Acquired
August 14, 2013
Publication Date
February 1, 1991
Publication Information
Publication: NASA Tech Briefs
Volume: 15
Issue: 2
ISSN: 0145-319X
Subject Category
Mechanics
Report/Patent Number
MFS-29666
Accession Number
91B10061
Distribution Limits
Public
Copyright
Work of the US Gov. Public Use Permitted.

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