Well it was kind of a don't ask don't tell sort of thing. I mean, the pilot should be comfortable with what he has to physically carry. And really, if the pilot is shot down and has to use his sidearm, he's in deep stuff.
What comes aboard the air craft is pretty much under the discretion of the craft commander. Esp. on a cargo plane. Now when there is an inspection, you can bet your but that everyone is carrying standard issue. The squadron or wing makes the decision on that. I know for a fact that in my uncle's
I'm close friends with a marine and an army grunt. Both are not exactly impressed with the M9. The army infantryman has asked about the possibility of getting a .45 to him.
My uncle also told me an intersting little tid bit. As most of you know, the Geneva Convention prevents the use of hollow points. However, when the my uncle is in flight, his air crew is allowed to use them because it lessens the chance of punching a whole in the aircraft. But, when, say the crew chief gets out of the plane, he's supposed to switch magazines to the regular ball ammo. At least, he's supposed to