ID part_num drawing_num core_shape industry_design smd_or_th core_back_l_in_a core_back_l_mm_a core_pair_w_in_b core_pair_w_mm_b core_pair_cpl_in_c core_pair_cpl_mm_c leg_length_in leg_length_mm window_wide_in window_wide_mm window_height_in window_height_mm horzn_vert num_terminals num_winding_sects plastic_material active moq matching_cover_dwg_num date_entered