Power fittings are often checked only during installation, but they also affect later maintenance. A cable clamp that holds the line in a clear position makes it easier to find the right cable during repair. A cross arm with correct hole spacing makes insulator replacement more direct. These small parts do not make the line work by themselves, but they help the whole structure stay clear and serviceable.
For maintenance teams, the best result is usually simple: parts are easy to see, easy to reach, and easy to replace when needed. That starts before shipping. Size marks, matched drawings, and stable packing help the site team know what each bundle is for. In power projects with many similar steel parts, this kind of basic detail can prevent confusion and wasted time. The product should be discussed with the real working condition, not only with a catalogue name.