ISO 7320:2021
Aerospace — Couplings, threaded and sealed, for fluid systems — Dimensions
This document establishes a system for sealing the port connection of couplings used in the aerospace industry.
It specifies dimensions to achieve interchangeability of the port connection, the fitting end and a seal. The seal can be a standard O‑ring or a special ring.
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Foreword
1 Scope
2 Normative references
3 Terms and definitions
4 Sealing principle and assembly of the coupling
5 Dimensions
5.1 Port connection
5.2 Fitting end
5.3 O‑ring seal
Bibliography
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Foreword
1 Scope
2 Normative references
3 Terms and definitions
4 Sealing principle and assembly of the coupling
5 Dimensions
5.1 Port connection
5.2 Fitting end
5.3 O‑ring seal
Bibliography