HTS 9902.12.88

Synthetic filament yarn (other than sewing thread) not put up for retail sale, single, with a twist exceeding 50 turns/m, of nylon or other polyamides, measuring 23 or more but not over 840 decitex, each formed from 4 to 68 filaments and containing 10 percent or more by weight of nylon 12 (provided for in subheading 5402.51.00)