NA 131

DIN Standards Committee Aerospace

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Drafts of NA 131

Number: 174

DIN EN 4178 2026-05 Aerospace series - Screw, pan head, six lobe recess, coarse tolerance normal shank, medium length thread, in titanium alloy, anodized, MoS₂ lubricated - Classification: 1100 MPa (at ambient temperature)/315 °C; German and English version prEN 4178:2026 More 
DIN EN 6067 2026-05 Aerospace series - Pin, quick release, self-retaining, positive locking, double acting - Button handle; German version ASD-STAN prEN 6067:2026 More 
DIN EN 3874 2026-04 Aerospace series - Test methods for metallic materials - Constant-amplitude force-controlled low-cycle fatigue testing; German and English version prEN 3874:2026 More 
DIN EN 3988 2026-04 Aerospace series - Test methods for metallic materials - Constant amplitude strain-controlled low cycle fatigue testing; German and English version prEN 3988:2026 More 
DIN EN 3523 2026-03 Aerospace series - Steel 15CrMoV6 (1.7334) - Air melted - Hardened and tempered - Bars for machining - Dₑ ≤ 100 mm - 1080 MPa ≤ Rₘ ≤ 1280 MPa; German and English version prEN 3523:2026 More 
DIN EN 3155-002 2026-03 Aerospace series - Electrical contacts used in elements of connection - Part 002: List and utilization of contacts; German and English version prEN 3155-002:2026 More 
DIN EN 6104 2026-03 Aerospace series - Rivet, solid, in aluminium or aluminium alloy - Inch series - Technical specification; German version ASD-STAN prEN 6104:2025 More 
DIN EN 2897 2026-02 Aerospace series - Screw, pan head, offset cruciform recess, close tolerance normal shank, short thread, in alloy steel, cadmium plated - Classification: 1100 MPa (at ambient temperature)/235 °C; German and English version prEN 2897:2025 More 
DIN EN 3197 2026-02 Aerospace series - Design and installation of aircraft electrical and optical interconnection systems; German and English version prEN 3197:2025 More 
DIN EN 3645-001 2026-02 Aerospace series - Connectors, electrical, circular, scoop-proof, triple start threaded coupling, operating temperature 175 °C or 200 °C continuous - Part 001: Technical specification; German and English version prEN 3645-001:2025 More 

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