The Contact RFI contains materials from Polyurethane Foam, Nickel-Copper Polyester (NI/CU).Fabric Over Foam RF Type from the contacter RFI.The RFI EMI is a kind of the well-known 51K series of products.
4220AB51K02800 Features
Fabric Over Foam 51K series
4220AB51K02800 Applications
There are a lot of Laird Technologies EMI 4220AB51K02800 RFI and EMI Contacts applications.