Theres an ex Republican rep on Scarborough right now who claims his firm which creates 65% of body armor(ceramic) and HUMVEE armor is not working at capacity and that they could easily increase capacity by 20% w/o increasing production.
The ex rep was Matt Salmon from AZ.
http://www.armorworks.com/
They make the HMMWV Ballistic Advantage Kit, armor for the FAV ,FMTV ,M915, and body armor including Small Arms Protective Inserts (SAPI) and other systems including; Airsave, Vehicle Body Armor Support System (VBASS), and NIJ level IV systems.