NF L54-002-056*NF EN 2591-413:1998 Aerospace series. Elements of electrical and optical connection. Test methods. Part 413 : holding force or grounding spring system.
1998NF L54-002-056*NF EN 2591-413:1998 Aerospace series. Elements of electrical and optical connection. Test methods. Part 413 : holding force or grounding spring system.