NNF

3 coding systems recognise this code

China

SymbolMeaning
NNylon Jacket
NNylon Jacket
FChloroprene Rubber

Swiss

SymbolMeaning
NLow Smoke Zero Halogen Compound
NLow Smoke Zero Halogen Compound
FFlat Galvanized Steel Wire

UNE

SymbolMeaning
NChloroprene Rubber
NChloroprene Rubber
FHelical Galvanized Steel Tape