As I thought...I've used the following in the past but MCU was getting ready to reorganize their library and re-digitalize their data as well. You might recognize the format as I believe I used this data for the LAV-AD when "correcting" it (Check the Fastboat Patch/or SPAA Threads. However the link might be dead as stated above.)
Click on
1982 see January 13th where it's noting the first F/A HORNET is being assembled you'll find nuggets concerning equipment etc. on this page by year throughout. This was one of my best resources (AV-8 comes to mind now as well.) when concerning my research on USMC equipment.
https://www.mcu.usmc.mil/historydivi...hronology.aspx
I'm toast now I have other resources to check on concerning the UH-1N. HOPEFULLY this won't turn into a "
French 105mm campaign"

one just never knows

- GOOD NIGHT!!
Regards,
Pat