A licensed copy of the Browning Hi-Power made in Argentina by Fabricaciones Militares (FM), carried by the Argentinian officers.
FM PAM
A licensed copy of the M3 "Grease Gun", manufactured in Argentina by FM. Seen on the hands of the recruits during the fall back to Port Stanley (Puerto Argentino).
FMK-3
The FMK-3 is seen in the hands of Argentinian guards and soldiers, during the fall back to Port Stanley (Puerto Argentino).
FM FAL Standard/FMAP FAL
The Argentine version of the FN FAL, known as FMAP FAL ("Fábrica Militar de Armas Portátiles" FAL) or FM FAL Standard, made under license by Dirección General de Fabricaciones Militares (DGFM), is used Argentine soldiers.
Also seen in documentary videos near the end of the film:
L1A1 SLR
The L1A1 SLR is used by British soldiers during the last battle, possibly mocked up Argentinian FALs.
Also seen in documentary videos near the end of the film:
FM MAG
An FM MAG (FN MAG version, made under license by Fabricaciones Militares) is used by Argentine soldiers during the air raid and the night combat.
Fake MILAN
A fake MILAN is used by the British troops during the night combat.
M136 AT-4
One M136 AT-4 is seen near the end of the film. This is an anachronism as the film takes place in 1982, and the AT-4 was adopted in the 90´s by the Argentinian armed forces.