NA 131

DIN Standards Committee Aerospace

About NL

The DIN - Aerospace Standards Committee (NL) is responsible for national standards and represents the German standardization interests at European (CEN) and international (ISO) levels in the fields of:

  • materials,
  • technological processes,
  • mechanical parts,
  • flight mechanics and equipment,
  • air freight - and ground equipment,
  • electronics,
  • avionics,
  • new management standards,
  • interface issues in the field of aircraft cabin for the aerospace industry.

How is NL composed?

New projects
Document number Begin Title Comment
DIN EN 3645-002 rev 2026-04-24 Aerospace series - Connectors, electrical, circular, scoop-proof, triple start threaded coupling, operating temperature 175 °C or 200 °C continuous - Part 002: Specification of performance and contact arrangements More  Comment 
ISO/CD TR 26215 2026-04-21 Survey of the Interface between UTM and ATM More  Comment 
ISO/CD TR 26214 2026-04-21 Survey of the Interface between UTM and UAS More  Comment 

All projects  

Current Draft Standards
Document number Edition Title
LN 9486 2026-06 Aerospace series - Spanner nut for temperatures up to 235 °C More 
DIN 65440 2026-06 Aerospace series - Bihexagonal head bolt, close tolerance, with MJ-thread, medium thread length, in corrosion resisting nickel alloy, nominal tensile strength 1 250 MPa, for temperatures up to 315 °C; Text in German and English More 
DIN EN 4473 2026-06 Aerospace series - Aluminium pigmented organic coatings for fasteners - Technical specification; German and English version prEN 4473:2026 More 

All draft standards  

New publications
Document number Edition Procedure Title Order from DIN Media
DIN EN 3155-003 2026-06 Standard Aerospace series - Electrical contacts used in elements of connection - Part 003: Contacts, electrical, female 003, type A, crimp, class S - Product standard; German and English version EN 3155-003:2026 More  Order from DIN Media
DIN EN 3155-008 2026-06 Standard Aerospace series - Electrical contacts used in elements of connection - Part 008: Contacts, electrical, male 008, type A, crimp, class S - Product standard; German and English version EN 3155-008:2026 More  Order from DIN Media
DIN EN 9300-100 2026-06 Standard Aerospace series - LOTAR LOng-Term Archiving and Retrieval of digital technical product documentation such as 3D, CAD and PDM data - Part 100: Common concepts for long-term archiving and retrieval of 3D mechanical CAD information; English version EN 9300-100:2026 More  Order from DIN Media

All publications  

Documents withdrawn without replacement
Document number Deadline for comments Title
DIN EN 4300 2026-05-31 Aerospace series - Identification marking of engine items - Design standard; German and English version EN 4300:2008 More  Comment 
DIN EN 4301 2026-05-31 Aerospace series - Identification marking methods for engine items - Engineering requirements; German and English version EN 4301:2009 More  Comment 

All withdrawals  

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