HS Nomenclature used HS 1988/92 (H0)HS Code 540251: Yarn; (not sewing thread), single, of nylon or other polyamides (including synthetic monofilament of less than 67 decitex), with a twist exceeding 50 turns per metre, not put up for retail sale, not textured, not high tenacityPlease note: Exports is gross exports and Imports is gross imports