nominal sizes in a sentence

1. Note that nominal sizes are not always precisely equal to actual sizes.
2. Wood sold in nominal sizes is called dimensional lumber.
3. Steerer tubes come mainly in two common nominal sizes : 1 " and 1 ".
4. At the end of the chain used to lie their hand-built drivers, which came in standard 5-1 / 4 & Prime; and 6-1 / 2 & Prime; nominal sizes.
5. It's difficult to find nominal sizes in a sentence.