Order some of the ammo from the CMP that comes packed in the clips and bandoleers. Also, you can buy them from cheaperthandirt.com and I'm sure other places.
NLU 407-CAN - 192 rounds. M2 Ball. Greek .30-06 ammunition HXP (Pyrkal) manufacture. Bullet may attract magnet. Boxer primed. Non-corrosive. Packaged in 8 round enbloc clips in bandoleers in sealed "SPAM" can. Headstamp varies HXP62-HXP80.