'Bar' in the Bible

and the middle bar in the midst of the boards reaching from one end to the other.

And he made the middle bar in the midst of the boards reach from one end to the other.

I saw among the spoils a beautiful mantle of Shinar, and two hundred shekels of silver, and a golden bar of fifty shekels weight, and I coveted them and took them; and behold, they are hid in the earth in the midst of my tent, and the silver under it.

Then Joshua, and all Israel with him, took Achan the son of Zerah, and the silver, and the mantle, and the bar of gold, and his sons, and his daughters, and his oxen, and his asses, and his sheep, and his tent, and all that he had; and they brought them up into the valley of Achor.

But Samson lay till midnight, and at midnight he arose and took hold of the doors of the gate of the city and the two posts, and pulled them up, bar and all, and put them on his shoulders and carried them to the top of the hill that is before Hebron.

And I said to them that the gates of Jerusalem should not be opened until the sun was hot, and that they should shut the doors and bar them while they stood by; and that there should be appointed watches of the inhabitants of Jerusalem, every one in his watch, and every one over against his house.

And I will break the bar of Damascus, and cut off the inhabitant from the valley of Aven, and him that holdeth the sceptre from Beth-Eden; and the people of Syria shall go into captivity unto Kir, saith Jehovah.