The below information was found for this item.
For the layout data.
https://nsscprodmedia.blob.core.windows.net/prod/software-and-other-downloads/reference-layouts/nrf52833/nrf52833-xxaa-reference-layout-1_2.zip
Package size / dimensions.
https://docs.nordicsemi.com/bundle/ps_nrf52840/page/mec_spec.html
stencil data
https://docs.nordicsemi.com/bundle/nan_040/page/APP/nan_040/nan40_aqfn73_footprint.html
Reflow data
https://docs.nordicsemi.com/bundle/nan_040/page/APP/nan_040/nan40_reflow.html