There are materials in the Contact RFI package from Beryllium Copper.It is possible for the EMI/RFI to function normally at -40°C~121°C.A type of Fingerstock is provided by the contacter RFI.
81-02-14274-2000 Features
Fingerstock
81-02-14274-2000 Applications
There are a lot of Parker Chomerics 81-02-14274-2000 RFI and EMI Contacts applications.