Why is virtually all commercial and military ammunition for the 7.62x39mm loaded with the same bullet weight of 123gr? Does the cartridge not perform well with lighter of heavier bullets? - Quora

Answer (1 of 9): 7.62x39mm can certainly be customized to suit particular use better - be it changing the bullet weight, composition, or powder load. But, there’s just really no commercial demand for it. One reason is monolithic market for the guns that utilize the round - mostly AK variants and

Is 45 70 stronger than 7.62x39 mm? - Quora

I always thought a 9mm bullet would do more harm than a 22 cal bullet but another said a 22 does more. Which is right? - Quora

Why is virtually all commercial and military ammunition for the 7.62x39mm loaded with the same bullet weight of 123gr? Does the cartridge not perform well with lighter of heavier bullets? - Quora

Can you reload a 7.62x39 bullet into a 7.62x54r case to increase velocity at the expense of mass? - Quora

If I was to buy an SKS for home defense, what would be a good 7.62x39mm cartridge to prevent overpenetration? - Quora

How much gunpowder does a 123 grain 7.62x39 cartridge contain? - Quora

What are some rifles, guns and firearms with a caliber of 7.62 mm? - Quora

Why is virtually all commercial and military ammunition for the 7.62x39mm loaded with the same bullet weight of 123gr? Does the cartridge not perform well with lighter of heavier bullets? - Quora

What is the difference between blank rounds of bullet and live rounds? - Quora

When someone loads a belt-fed machine gun (like the Browning 50 cal), do they start with the first bullet or do they start it a few bullets in? - Quora

What is the 300 Blackout cartridge, designed for the M4 carbine, most comparable to in terms of ballistics? - Quora

How many bullets are in a clip 45? - Quora

What is the difference between 7.62 NATO and 762x39? - Quora

Is there a large subsonic caliber that works with battle rifles (308/7.62x51) the same way 300 Blackout works for 5.56x45/.223 guns? - Quora