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Aerospace series. Washers, wire locking in aluminium alloy, anodized. Original standard UNE-EN 3904-2017 in PDF full version. Additional info + preview on request

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Application Interface for Secure Elements for Electronic Identification, Authentication and Trusted Services. Introduction and common definitions. Original standard UNE-EN 419212-1-2017 in PDF full version. Additional info + preview on request

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Application Interface for Secure Elements for Electronic Identification, Authentication and Trusted Services. Device authentication protocols. Original standard UNE-EN 419212-3-2017 in PDF full version. Additional info + preview on request

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Aerospace series. Nuts, hexagon, self-locking by plastic ring, normal height, normal across flats, in corrosion resisting steel, passivated. Classification: 900 MPa (at ambient temperature) / 120 °C. Original standard UNE-EN 4297-2017 in PDF full version. Additional info + preview on request

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Aerospace series. Connector, electrical and optical, rectangular, modular, rectangular inserts, operating temperature 175 °C (or 125 °C) continuous - Technical specification. Original standard UNE-EN 4644-001-2017 in PDF full version. Additional info + preview on request

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Aerospace series. Connectors, coaxial, radiofrequency - Specification of performances. Original standard UNE-EN 4652-002-2017 in PDF full version. Additional info + preview on request

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