Differences between the SG 542 and the SG 540 are mainly the result of adopting the more powerful 7.62×51mm cartridge. The SG 542 also uses normally 20/30-round box magazines (5 and 10 magazines were also manufactured) but the sights were modified with a 600 m setting in addition to the 100, 200, 300 and 500 m sight drum positions.

Oct 13, 2016 · The SG 542 was a fixed-stock battle rifle development in the SG 540 rifle series except chambered to fire the 7.62x51mm NATO round. Though an adequate weapon in its own right, the system never found the favor in export orders the way that the SG540 5.56mm type did.

Oct 12, 2020 · However, as a way to hedge its bets, SIG also scaled the rifle up slightly for a 7.62mm NATO sized cartridge, and designated this the SG 542. Swiss law prevented SIG from selling rifles to foreign military powers, so instead SIG licensed the design to Manurhin of France.

Dec 8, 2015 · It was called the SG 542 and in 1973, production of the SG 543 and its smaller siblings, the 5.56-firing SG 540 rifle and 543 carbine began in France at the MANHURHIN (Manufacture de Machines du Haut Rhin) factory.

SG540 的机械瞄准具采用柱形准星和倾斜转鼓式觇孔照门，准星可上下转动进行高低归零校正， SG540 的表尺射程装定为 100m~500m， SG542 的表尺射程装定为 100m~60 0 m，都是以 100m 为一个分划。 SG540 和 SG543 都使用同样的20或30发弹匣，而 SG542 只有20发容量的弹匣。

The SG 542 is an improved version of the SG 540 series fixed stock rifles, except that it is chambered to fire the 7.62x51mm NATO cartridge. While the system was an adequate weapon on its own, it was never as favored by export orders as the SG540 5.56mm.

7.62mm SIG SG-542 assault rifle, with fixed butt. 5.56mm SIG SG-543 short assault rifle, with side-folding butt. The SIG SG-540 had been developed by the Swiss company SIG in the mid-1970s as a new,lightweight assault rifle, chambered in then-new small-caliber ammunition (.223 Rem / 5.56mm NATO).

SG540-1/SG542-1, Chile 540 series rifles, manufactured by the french producer Manurhin and the Chilean manufacturer fAMAE, resemble Swiss-manufactured rifles in most respects. the most efective means of discriminating between models is by consulting manufacturers’ markings (name, etc.) applied to the weapon.

Length Calibre : 7.62x 51mm Length : 1,000mm Barrel With Tromblon : 495mm Number of Grooves : 4 Striped Twist : 305mm Sights Sight Types : Dioptic Rearsight Positions of rearsights : 100-300-500-600m Length of the lineo f sight : 528mm Weights Weapon with bipod without magazine : 3.790g Ballistic Characteristics Muzzle Velocity : 820 m/sec Muzzle Energy : 325 Kpm Cadence in continuous fire ...

Accuracy is serviceable, it’s a service rifle, 3 to 4 moa with the long stroke action is normal. No complaints. The action is butter smooth after you break the rifle in. Cleaning and servicing is also easy and intuitive (breaks down like an AR). Trigger …