P/N 2027443 ， 固定座-下部举升/前部耐磨条 用于 NATIONAL-OILWELL 顶驱型号 PS 350/500
Topland专注于主设备系统（TDS系列）及其备件（如液压缸、凸轮随动件、衬套、转子刹车、齿轮、开关、泵等），并具备更高的功率升级优势。这为设备性能带来了显著提升，并确保客户以极具成本效益的解决方案，获得卓越的品质和使用体验。
| P/N | DESCRIPTION |
| 1234.003.NATION.7645 | P/N : 2027273 , PAD, TOP HOLDING FOR 07-MAR-NATIONAL-OILWELL TOP DRIVE MODEL PS 350/500 |
| 1234.003.NATION.7646 | P/N : 2027295 , PAD, BOTTOM HOLDING FOR 07- NATIONAL-OILWELL TOP DRIVE MODEL PS 350/500 |
| 1234.003.NATION.7647 | P/N : 2027444 , HOLDER, TOP RIGHT / FRONT 07-WEAR STRIP FOR NATIONAL-OILWELL TOP DRIVE MODEL PS 350/500 |
| 1234.003.NATION.7648 | P/N : 2027445 , HOLDER, TOP LIFT / FRONT 07- WEAR STRIP FOR NATIONAL-OILWELL TOP DRIVE MODEL PS 350/500 |
| 1234.003.NATION.7649 | P/N : 2027447 , HOLDER, TOP RIGHT / PEAR 07- WEAR STRIP FOR NATIONAL-OILWELL TOP DRIVE MODEL PS 350/500 |
| 1234.003.NATION.7650 | P/N : 2027448 , HOLDER, TOP LIFT / PEAR WEAR STRIP FOR NATIONAL-OILWELL TOP DRIVE MODEL PS 350/500 |
| 1234.003.NATION.7651 | P/N : 2027294 , HOLDER, BOTTOM RIGHT / 07- FRONT WEAR STRIP FOR NATIONAL-OILWELL TOP DRIVE MODEL PS 350/500 |
| 1234.003.NATION.7652 | P/N : 2027443 , HOLDER, BOTTOM LIFT / FRONT WEAR STRIP FOR NATIONAL-OILWELL TOP DRIVE MODEL PS 350/500 |
| 1234.003.NATION.7653 | P/N : 2027293 , HOLDER, BOTTOM RIGHT / PEAR WEAR STRIP FOR NATIONAL-OILWELL TOP DRIVE MODEL PS 350/500 |
| 1234.003.NATION.7654 | P/N : 2027446 , HOLDER, BOTTOM LIFT / PEAR WEAR STRIP FOR NATIONAL-OILWELL TOP DRIVE MODEL PS 350/500 |
