Which is superior mechanically; SVT-40 or SKS

Teapot

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The SVT-40 can shoot farther than the SKS as it is chambered for a rifle round as opposed to the intermediate cartridge. The SKS is quite similar to the SVT. However, which firearm is better in terms of it's operating system including reliability, robustness, longevity and accuracy?
 
Apples and Oranges. SKS is a much simpler action and parts but has no long range. SVT has got long range with more precision and energy but is more complex by build and maintainability.
 
I could be wrong, but I thought I read somewhere the first model SVT first used in conflict had many failures. That is why Finland ended up with so many. Not as easy to maintain as the SKS. They are lots of fun to shoot, although I never had to maintain one.
 
Apples and Oranges. SKS is a much simpler action and parts but has no long range. SVT has got long range with more precision and energy but is more complex by build and maintainability.

Agreed. If I had to carry something through mud or jungle and occasionally stab/club someone to death with my rifle as well as shoot it: SKS all the way.

If I'm blasting Nazis on the open steppe from long range: SVT.
 
Apples and Oranges. SKS is a much simpler action and parts but has no long range. SVT has got long range with more precision and energy but is more complex by build and maintainability.
The SVT must deal with a way more powerfull cartridge so its mecanically harder on the action. When the SVT 38 showed first,the rifle suffered from part breakage and the 2 piece stock was weak. With somes improvements,the new model called SVT 40 proved to be a better rifle even if not all the issues have been resolved. When the AVt 40(svt 40 semi and full auto) was introduced, the experience reveal that beside ammo consumption, the rifle action was beat up by the full auto mode. The gas regulator on the SVT, while an innovation, proved difficult to manufacture and clean. If the rifle would had a more simple gas system and better stock, like heavier or laminate,would have been an even better rifle. The SVT action handle the 7.62x54r pretty well in semi auto. The russians needed rifles badly so they didnt have the time to refine even more the Tokarev,wich was a pretty good design and is accurate. As for the SKS, cartridge is less powerful so easier on the action,accurate but at shorter range. The rifle is over built,very very sturdy rifle. both the SVT and the SKS have somewhat similar action but the Tokarev must handle a bigger caliber. To be fair, the Tokarev should be compare to rifle like Garand or german G43,firing both full power cartridge. So yes comparing SVT to SKS is apples and oranges but even if not perfect, i love the SVT for the longer range accuracy and power.
 
Interesting the SVT40 was adopted by the German forces, as their doctrine was aligned with manipulating more sophisticated technology, as opposed to the Soviet doctrine. (A time when Soviet soldiers were afraid of standing out under the watchful eyes of their commissars and NKVD spies).
 
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Agreed on the technological advancement point.

The SKS is a more straightforward and refined design... a natural evolution of the SVT-40 bascially.

The larger cartriges it uses allow for more variability of pressure created when shooting different types of ammunition. To be as "easy" as possible on the receiver and action components they built in the pressure adjustment valve which can compensate for the differences in ammunition used.

The SVT 40's were loved by the Russians, the precurser SVT-38's not so much.

Have a read over at Wikipedia and it will give you a nice summary of the SVT's history.

Personally i love the look of the SVT 40, and the detachable magazine, but the SKS is definately a more robust piece.
 
I'm going to have to disagree with the SKS being a more refined design. In fact the SVT40 is the more refined firearm. Also the SVT40 balances better when firing off hand due to the weight of the bayonet on the SKS.

The SKS is more robust. But the SVT40 is a finer manufactured rifle. Even for disassembly the SVT40 has push out pins like a modern rifle while the SKS has the rough levers.

Frankly the SVT40 was a surprise to me. It seemed more like something the Germans would have created. It was very sophisticated for the day and even today is a great rifle to shoot.

I'd also like to point out that the theory of the SVT40 had a lot of influence on many other firearms. The Germans didn't have a reliable semi auto rifle until they copied the piston system from the SVT40, which in turn also made it's debut in the STG44. The bottom line the piston system which was effectively used in the SVT40 made the first assault rifle possible. Before that the Germans were using garbage systems that weren't reliable. Also of note is that the Garand also underwent a change from it's earlier not very reliable gas trap system to a piston system in 1939. So after the SVT38 had already seen service against the Finns.
 
The Germans didn't have a reliable semi auto rifle until they copied the piston system from the SVT40, which in turn also made it's debut in the STG44.

Really? I knew about their semi, but I didn't know that the Sturmgewehr also used the SVT's action. I guess you learn something every day. :)
 
Really? I knew about their semi, but I didn't know that the Sturmgewehr also used the SVT's action. I guess you learn something every day. :)

Not exactly. The main borrowed Russian technology for the German breakthrough was the piston system. The effectiveness of the piston system solved the big semi auto problem the Germans were having. They came to this realization after using and studying the SVT-40.

The FN FAL uses the same action principle. Short Stroke piston, with a tilting block.

I believe the VZ58 is closer to the SVT40 system than the STG44. Unfortunately I haven't had the privilege of owning a STG44 or the replica, so I can only base this on what I've read when comparing the STG44.

Also keep in mind this is only my thoughts on the SVT40 and STG44. Many will no doubt argue. See any AK47 thread where anyone has stated the AK was copied/highly influenced by the STG44. You'd get ripped a new one. Fortunately a year or so ago it was finally confirmed as the Russians fessed up.
 
Russians took entire factories along with tools, machinery and even workers and scientists.
Does it really require a leap of faith to believe the AK-47 design was highly influenced by or copied from the StG series of carbines? Really.

However the SVT-40 was all Mr. Tokarev.
 
Russians took entire factories along with tools, machinery and even workers and scientists.
Does it really require a leap of faith to believe the AK-47 design was highly influenced by or copied from the StG series of carbines? Really.

However the SVT-40 was all Mr. Tokarev.

It seemed obvious to me that the ak was based off the stg44. With some of the threads here anyone saying this was subject to a lot of criticism. At least before the recent official acknowledgment by the Russians.
 
It seemed obvious to me that the ak was based off the stg44. With some of the threads here anyone saying this was subject to a lot of criticism. At least before the recent official acknowledgment by the Russians.

I agree with that, but I also believe very strongly that the PPSH very strongly influenced the AK-47 as well. If you look at good pictures of a disassembled PPSH and AK side by side, you'll see what I mean. One can also see some influences in the operating rod/rotatingBolt and trigger mechanism of the Garand looking a fair bit like the AK-47 too (the hammer/hooks layout, not the whole trigger mechanism!). Sure, the oprod is on the side vs on the top, but between the spring and oprod channel to rotate that bolt...

I think they chose the general layout/concept, inspired by the STG-44. Designed the receiver, top cover and lose tolerances based largely on the PPSH. And chose the rotating bolt from the Garand for accuracy and taking less weight for the receiver (have it lock up right by the chamber), and chose to make the trigger mech based on the Garand due to the better potential for a decent trigger...maybe far from precision, but for a Soviet wartime era carbine/smg outstanding. Just my opinion.
 
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