Metal filters Article number: SK 3396.778 For Nema 3R/4 cooling units Configure product View this page as PDF Article number: SK 3396.778 Packaging unit 1 pc(s). Customs tariff number 73269098 EAN 4028177956773 ETIM 9 EC000320 ETIM 8 EC000532 ECLASS 8.0 29170101