7.62x39 ID help


#1

The first two are headstamped 711 94. Guessing they are fakes?
13 88 South African THV?
711 73
NNY 1987
71 84
539 K API.

What can ya’ll tell me about the rest?

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#2

#1+2 seem to be US gunshow loads on pull down Soviet cases

#3 South African THV type 3

#4 Soviet HPT and there a barrel proof “VD”

#5 Yugoslav short range with aluminum core

#6 API China

#7 API USSR in 1956