RD-04

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IRA-90
Infanteria Rifle Automatico Modelo 1990
Stgw 90.jpg
A IRA-90 in the stock folded and open position
TypeAssault rifle
Place of origin Temuair
Service history
In service1990 - Present
Used by Temuair
Production history
Designed1983 - 1990
ManufacturerBrais Roi Arsenal
Unit cost$462
VariantsIRA-90, IRA-90M, IRA-90C, IRA-94 Curto, IRA-90TE,
Specifications
Weight4.1 kg (9.04 lb)
LengthOverall: 998 mm (39.3 in)
Folded: 772 mm (30.4 in)
Barrel lengthIRA-90: 528 mm (20.8 in)

Cartridge6.45x48 mm
ActionGas operated, rotating bolt
Rate of fire700 RPM
Muzzle velocity911 m/s (2,989 ft/s)
Effective firing range400m
Feed system5, 10, and 30 round box magazines
SightsIron sights adjustable from 100 to 400 m, rear rotating diopter drum with tritium inserts, hooded front sight, models equipped with flat top rails include fixed front post and flip up rear sight.


History and development

Design

Variants

Operators

See also