Here are some photos I have taken of Boeing KC-135 Stratotanker examples.
KC-135A 63-7998
After life in the Air Force, this plane went to NASA for use in low-gravity training and earned the name “Vomit Comet”
This should be a white plane with a broad blue cheatline…
Pima Air Museum 2017
not the correct plane (pictured is the EC-135 that is at Pima)