http://www.tsa.gov/travelers/airtravel/ ... _1666.shtm" onclick="window.open(this.href);return false; Compare it to whatever the airline says. Don't let the airline tag your bag with a "firearm" tag, as that increases the chances of it being stolen.
consider using some kind of luggage that meets the criteria so you can just lock the entire container. Then you get to lock up all of your valuables in the case.....
http://pelican.com/cases_detail.php?Case=1730" onclick="window.open(this.href);return false;