NASA NTRS · 19830000653
Belleville Spring/Seal
Abstract
Metallic seal for cavity openings in liquid-nitrogen environments uses Belleville-spring preloaded washer. Due to preloading, Belleville spring/ seal washers slide and deflect to accept radial and axial movement between two sealing surfaces while remaining in sealing contact.
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Bradley, D. P.. 1984-11-01. Belleville Spring/Seal. https://ntrs.nasa.gov/citations/19830000653
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