| 631 | Instrument Calibration Services | Company Product |
| 632 | Instrument Care & Polish | Company Product |
| 633 | Instrument Cluster Finish | Company Product |
| 634 | Instrument Cluster Finish Panels | Company Product |
| 635 | Instrument Rental System | Company Product |
| 636 | Instrument Sunshade | Company Product |
| 637 | Instrument Tools | Company Product |
| 638 | Instrument Transformers | Company Product |
| 639 | Instrument Valves | Company Product |
| 640 | Instrumentation Manifolds Valves | Company Product |
| 641 | Instrumentation Amplifiers | Company Product |
| 642 | Instrumentation Bridges | Company Product |
| 643 | Instrumentation Cables | Company Product |
| 644 | Instrumentation Consultants | Company Product |
| 645 | Instrumentation Controls | Company Product |
| 646 | Instrumentation Panels | Company Product |
| 647 | Instrumentation Pressure Regulators | Company Product |
| 648 | Instrumentations | Company Product |
| 649 | Instruments | Company Product |
| 650 | Instruments El200 Mono & | Company Product |
| 651 | Instruments El300 Multi-Channel | Company Product |
| 652 | Instruments Uv-Vis200 Full | Company Product |
| 653 | Insulated Blade Terminals | Company Product |
| 654 | Insulated Bullet Disconnectors | Company Product |
| 655 | Insulated Butt Connectors | Company Product |
| 656 | Insulated Cable | Company Product |
| 657 | Insulated Cables | Company Product |
| 658 | Insulated Containers | Company Product |
| 659 | Insulated Copper Mcb Bar | Company Product |
| 660 | Insulated Female Disconnectors | Company Product |