в этой таблице:
<tbody>
                                <tr>
                                    <th scope="row">1</th>
                                    <td>Проволока КО 1,2 ГОСТ 792-67</td>
                                    <td>TR-001</td>
                                    <td>L = 0,8 м</td>
                                    <td>4</td>
                                </tr>
                                <tr>
                                    <th scope="row">2</th>
                                    <td>Болт зажимной</td>
                                    <td>TR-002</td>
                                    <td>-</td>
                                    <td>4</td>
                                </tr>
                                <tr>
                                    <th scope="row">3</th>
                                    <td>Прокладка</td>
                                    <td>TR-003</td>
                                    <td>Наиб. кол.</td>
                                    <td>15</td>
                                </tr>
                                <tr>
                                    <th scope="row">4</th>
                                    <td>Труба</td>
                                    <td>TR-004</td>
                                    <td>-</td>
                                    <td>1</td>
                                </tr>
                                <tr>
                                    <th scope="row">5</th>
                                    <td>Резьбовая заглушка DIN 906-ST-R3/8-A</td>
                                    <td>TR-005</td>
                                    <td>-</td>
                                    <td>4</td>
                                </tr>
                                <tr>
                                    <th scope="row">6</th>
                                    <td>Штифт</td>
                                    <td>TR-006</td>
                                    <td>-</td>
                                    <td>1</td>
                                </tr>
                                <tr>
                                    <th scope="row">7</th>
                                    <td>Втулка</td>
                                    <td>TR-007</td>
                                    <td>-</td>
                                    <td>1</td>
                                </tr>
                                <tr>
                                    <th scope="row">8</th>
                                    <td>Клапан</td>
                                    <td>TR-008</td>
                                    <td>-</td>
                                    <td>1</td>
                                </tr>
                                <tr>
                                    <th scope="row">9</th>
                                    <td>Прокладка</td>
                                    <td>TR-009</td>
                                    <td>-</td>
                                    <td>3</td>
                                </tr>
                                <tr>
                                    <th scope="row">10</th>
                                    <td>Втулка</td>
                                    <td>TR-010</td>
                                    <td>Доп. замена на 700.17.01.308-2 Втулка</td>
                                    <td>3</td>
                                </tr>
                                <tr>
                                    <th scope="row">11</th>
                                    <td>Шайба А.8.01.08кп.019 ГОСТ 11371-78</td>
                                    <td>TR-011</td>
                                    <td>-</td>
                                    <td>6</td>
                                </tr>
                                <tr>
                                    <th scope="row">12</th>
                                    <td>Винт с шестигранной головкой ГОСТ Р ИСО 4017-М8х20-5.6-А3Р</td>
                                    <td>TR-012</td>
                                    <td>-</td>
                                    <td>6</td>
                                </tr>
                                <tr>
                                    <th scope="row">13</th>
                                    <td>Прокладка</td>
                                    <td>TR-013</td>
                                    <td>-</td>
                                    <td>2</td>
                                </tr>
                                <tr>
                                    <th scope="row">14</th>
                                    <td>Крышка</td>
                                    <td>TR-014</td>
                                    <td>-</td>
                                    <td>2</td>
                                </tr>
                                <tr>
                                    <th scope="row">15</th>
                                    <td>Шайба 10 65Г 019 ГОСТ 6402-70</td>
                                    <td>TR-015</td>
                                    <td>-</td>
                                    <td>8</td>
                                </tr>
                                <tr>
                                    <th scope="row">16</th>
                                    <td>Винт с шестигранной головкой ГОСТ Р ИСО 4017-М10х25-5.6-А3Р</td>
                                    <td>TR-016</td>
                                    <td>-</td>
                                    <td>8</td>
                                </tr>
                                <tr>
                                    <th scope="row">17</th>
                                    <td>Картер (верхняя половина)</td>
                                    <td>TR-017</td>
                                    <td>-</td>
                                    <td>1</td>
                                </tr>
                                <tr>
                                    <th scope="row">18</th>
                                    <td>Болт М12-6gx50.56.019 ГОСТ 7811-70</td>
                                    <td>TR-018</td>
                                    <td>Доп. замена на Болт М12-6gx50.56.019 ГОСТ 7808-70; Болт DIN 933-М12х50-8.8-А3Р</td>
                                    <td>4</td>
                                </tr>
                                <tr>
                                    <th scope="row">19</th>
                                    <td>Шайба 12 65Г 019 ГОСТ 6402-70</td>
                                    <td>TR-019</td>
                                    <td>-</td>
                                    <td>8</td>
                                </tr>
                                <tr>
                                    <th scope="row">20</th>
                                    <td>Прокладка</td>
                                    <td>TR-020</td>
                                    <td>Наиб. кол.</td>
                                    <td>3</td>
                                </tr>
                                <tr>
                                    <th scope="row">21</th>
                                    <td>Прокладка</td>
                                    <td>TR-021</td>
                                    <td>Наиб. кол.</td>
                                    <td>3</td>
                                </tr>
                                <tr>
                                    <th scope="row">22</th>
                                    <td>Редуктор</td>
                                    <td>TR-022</td>
                                    <td>-</td>
                                    <td>1</td>
                                </tr>
                                <tr>
                                    <th scope="row">23</th>
                                    <td>Труба</td>
                                    <td>TR-023</td>
                                    <td>-</td>
                                    <td>1</td>
                                </tr>
                            </tbody>
во всех тегах td сделай такие настройки:
                        <td class="editable" contenteditable="true">1</td>