The FA Modelo 03 rifle was an individual firearm of bullpup design developed by Nelmo Suzano at his own-funded company, Laboratorio de Pesquisa de Armamentos Automaticos, SC/Ltda, in Rio de Janeiro, Brazil. The name stands for the Portuguese "Fuzil de Assalto Modelo 03" (English: "Model 3 Assault Rifle").

LAPA FA Modelo 03
The LAPA FA-03 with a bayonet attached.
TypeBullpup assault rifle
Place of originBrazil
Production history
DesignerNelmo Suzano
ManufacturerLAPA-Laboratorio de Pesquisa de Armamentos Automaticos, SC/Ltda
No. built1 prototype built[1]
Mass3.2 kg (7.1 lb) (empty)[2]
Length735 mm (28.9 in)
Barrel length490 mm (19 in)

Cartridge5.56×45mm NATO (5.56×45mm non-NATO standard (55-grains M193 "Ball" cartridge))
ActionGas-operated, Rotating bolt
Rate of fire700 rounds/min
Muzzle velocity975 m/s (3,200 ft/s)
Effective firing range550 m (600 yd)
Feed system20- or 30-round detachable box magazine (STANAG 4179)
SightsFixed front sight, adjustable rear sight, patterned after US M16 rifle

See also


  1. "LAPA FA 03 assault rifle (Brazil)". Modern Firearms. Retrieved 27 September 2014.
  2. Olive, Ronaldo. "Brazilian LAPA FA Modelo 03". Forgotten Weapons. Archived from the original on 3 December 2013. Retrieved 27 September 2014.

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