Need Help Identifying some Parts

[GatorDoc]

Hey guys,
These parts were included in a large parts lot of machine gun parts I acquired. Does anything look familiar? I certainly appreciate your help and advice in identifying any of these parts.
Thanks again,
J

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[GatorDoc]

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[pdqf]

One Item look like Firing pin assembly for 76mm Gun in walker bulldog. 2 pins to hold the operating arms on breech block. PDQF
Call 515-442-3126

[boremax]

The rod with two holes in one end (at 90 degree)
and other end threaded is for the 75mm pack. This
is tool to take apart the equilibrator springs in the
carriage. boremax

[pdqf]

Item 20 76mm, Item 14 hold operating handle ? could be for 75/76mm breech handle. pdqf

[Packhow75]

The rod with two holes in one end (at 90 degree)
and other end threaded is for the 75mm pack. This
is tool to take apart the equilibrator springs in the
carriage. boremax

Item 12 - I concur with this ID.

Tim