That's the bulk packaging for belts for the GPMG, ours are wood crates, or they used to be anyway. Four belts is normal.
Locks it onto side of the mount of the .30 cal M1917 Heavy MG. Here's one versions and a link to describe...
Unusual WW2 .30 cal ammo box - ORDNANCE - U.S. Militaria Forum
Last edited by browningautorifle; 02-28-2024 at 08:51 PM.
Regards, Jim
wow , exact same can too , thanks for the pic , i captured it and will put it in the same file as the picture of the can