NA 131

DIN Standards Committee Aerospace

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Drafts of NA 131

Number: 168

DIN EN 3241 2026-05 Aerospace series - Nut, self-locking, clip, in heat resisting steel FE-PA92HT (A286), silver coated - Classification: 1100 MPa (at ambient temperature)/425 °C; German and English version prEN 3241:2026 More 
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 4138 2026-05 Aerospace series - Screw, pan head, offset cruciform recess, coarse tolerance normal shank, medium length thread, in alloy steel, cadmium plated - Classification: 1 100 MPa (at ambient temperature)/235 °C; German and English version prEN 4138:2026 More 
DIN EN 4509 2026-05 Aerospace series - Screw, 100° countersunk normal head, offset cruciform recess, threaded to head, in titanium alloy, anodized, with aluminium pigmented coating, metric series - Classification: 1 100 MPa (at ambient temperature)/315 °C; German version ASD-STAN prEN 4509:2026 More 
DIN EN 4162 2026-05 Aerospace series - Screw, 100° countersunk normal head, offset cruciform recess, coarse tolerance normal shank, medium length thread, in alloy steel, cadmium plated - Classification: 1 100 MPa (at ambient temperature)/235 °C; German version ASD-STAN prEN 4162:2026 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 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 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 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 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 

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