The Steyr AUG is the Defence Force's standard service rifle. It entered service in 1989 and is in use with all units of the Defence Forces. Operational units are issued an enhanced rifle fitted with an ACOG 4x32 optical sight starting to enter service in late 2014, known as the Model 14 or MOD 14.
The FN FAL was previously the standard service rifle for the Defence Forces. Older FAL rifles were upgraded with an adjustable butt stock, Picatinny-style rail hand guard, a bipod, and a Schmidt & Bender sight for use as sniper support weapons.
The FN MAG entered service in 1964 with the Defence Forces and is in use with all service branches and a number of Army Corps. It is deployed both with bipod or in a sustained fire (SF) role mounted on a tripod by the Infantry. Both the Infantry and Cavalry use the MAG mounted on its armoured vehicles and the Infantry and Artillery use it in the air defense role.
The M2 Heavy Machine Gun entered service in the 1970s. It is in use with all service branches and a number of Army Corps. The Infantry use it in the sustained fire role, air defense role and mounted on its MOWAG APCs. The Artillery use it in the air defense role and the Cavalry use it mounted on its armoured vehicles.
The Vektor 60mm Mortar entered service in 2003 with the Infantry. The 60mm mortar can also be fired in a commando role by removing the bipod and baseplate and fitting a special small baseplate and attaching sighting unit/handgrip.
A number of launchers and a simulator were acquired in 1981. Upgraded in 2006 and "dozens" upgraded in 2014 for €4.4 million to include deliveries of improved firing units, new simulators, night vision equipment and associated weapons support.