jQuery obtiene valor td
$(".item-model-number .value").each(function() {
var value = $(this).text();
console.log(value);
})
/* <table>
<tr class="item-model-number">
<td class="label">Item model number</td>
<td class="value">GL552VW-CN426T</td>
</tr>
</table> */
Marton