DS EN 3645-008:2007 Aerospace Series - Connectors, Electrical, Circular, Scoop-Proof, Triple Start Threaded Coupling, Operating Temperature 175 Degrees C Or 200 Degrees C Continuous - Part 008: Non Release Plug With Grounding Ring - Product Standard Defines the characteristics of plugs with shielding rings in the family of circular, electrical connectors, with triple start threaded coupling.