303 british ball ammo ID

[MiG25]

got a couple of 303 questions.

1) headstamp "303 FNB", is this FN begium? or something else?

2) anybody know the specs for 7Z and 8Z ball ammo?

thanks.

 

[CanAm]

FNB = FN Belgium

 

[tootall]

The Z stands for Nitrocellulose powder, as opposed to Cordite. Nitrocellulose is basically normal smokeless, Cordite is a yellowish colour and comes in long strings like spagetti.

 

[green]

7z and 8z bt 174gr vel 2440fps, 8z has a BT bt.

 

[MiG25]

i think the mk7z is 174 grain bullet. what about the mk8z?

 

[ollie]

cordite is cute! Where'd ya get the FN ammo? Is it surplus or commercial?