ENCAPSULATED O RING OF PLASTIC AND RUBBER. THE OUTER SURFACE OF THE PRODUCT IS MADE OF PERFLUOROALKOXY ALKANE (PFA) PLASTIC. THE INNER CORE IS MADE FROM ETHYLENE PROPYLENE DIENE MONOMER (EPDM) RUBBER WHICH IS VULCANISED AND NON-CELLULAR. THE O RING IS 6MM IN DIAMETER. THE PROPORTION OF RUBBER IN THE PRODUCT IS HIGHER THAN THAT OF THE PLASTIC. THE PRODUCTS ARE USED TO CREATE SEALS AND PREVENT LEAKS IN SYSTEMS SUCH AS PUMPS AND VALVES.

CLASSIFICATION HAS BEEN DETERMINED IN ACCORDANCE WITH THE FOLLOWING:- GENERAL INTERPRETATIVE RULES (GIR)S: GIR 1 - HAS BEEN USED TO CLASSIFY THIS PRODUCT BY THE TERMS OF HEADING 4016 OTHER ARTICLES OF VULCANISED RUBBER OTHER THAN HARD RUBBER GIR 3C - HAS BEEN USED AS IT IS CONSIDERED THERE IS NO ESSENTIAL CHARACTER AND THEREFORE HAS BEEN CLASSIFIED TO LAST IN NUMERICAL ORDER WITHIN THE TARIFF. GIR 6 - HAS BEEN USED TO CLASSIFY THE GOODS TO SUBHEADING LEVEL 401693 GASKETS, WASHERS AND OTHER SEALS ALSO CLASSIFIED IN ACCORDANCE WITH: CHAPTER NOTES 1 & 4 TO CHAPTER 40 REFERS HSEN'S TO HEADING 4016 (4) REFERS