Automatgevär m/42
              < Automatgevär m 
 
            
          | Ag m/42 | |
|---|---|
6.5 mm Automatgevär m/1942B  | |
| Type | Semi-automatic rifle | 
| Place of origin | Sweden | 
| Service history | |
| In service | 1942 — Present | 
| Used by | See Users | 
| Production history | |
| Designer | Erik Eklund | 
| Designed | 1941 | 
| Manufacturer | Carl Gustafs Stads Gevärsfaktori | 
| No. built | 30,000 | 
| Variants | Ag m/42B | 
| Specifications | |
| Mass | 4.71 kg (10.4 lb) unloaded & without bayonet | 
| Length | 1,214 mm (47.8 in) | 
| Barrel length | 622 mm (24.5 in) | 
| Cartridge | 6.5×55mm | 
| Caliber | 6.5 mm Groove diameter: 6.71 mm (0.264")  | 
| Action | Direct impingement gas operation | 
| Rate of fire | 40 (rd/min) | 
| Effective firing range | 100–600 m sight adjustments for m/94 ammunition 100–800 m sight adjustments for m/41 ammunition  | 
| Feed system | 10-round box magazine | 
The Automatgevär m/42 (Ag m/42, outside of Sweden commonly known as the AG 42, AG-42 or Ljungman) is a Swedish semi-automatic rifle which saw limited use by the Swedish Army from 1942 until the 1960s.