New Replacement For The 5.56mm And The 7.62 Short

Ordinance has the right idea, but the wrong cartridge.operation.
It looks like they're trying to replace both the 5.56As far as replacing the NATO 5.56mm, it's never
and the 7.62 with the SOCOR 6.8mm. I think for agoing to happen until everyone in NATO, or
light, crew served weapon they should go back toexpecting to be in NATO, will agree to a common
the full 30.06 machine gun and get rid of the .308new round, and re-chamber all of their weapons
entirely.accordingly, and chances are they can't afford to do
In a previous discussion I indicated that the .257that.
would be a good replacement for the .223. I've beenThe original Mendoza design was in 7x57 Mauser, in
researching it further, and it looks like a 6mm (.243)1943 they produced some in .30-'06, but they were
"secant ogive" of 87 grains would give the bestnot adopted by the Mexican Government. After the
results. With a ballistic coefficient of about .400 itswar he (and his son) tried to develop a "Fusil de
superior to the 62 grain 5.56, and still has decentAsaulto" in 7.62mm NATO, but that too, was not
velocity. As you might know, the flatter theadopted by the Mexicans, they instead chose the
trajectory, the easier it is to stay on target.G-3.
This bullet would still be effective to about 500Due the Mexican Laws, no company is allowed to
meters, which is to say very effective at 100-300export military weapons, and very strict anti-gun
meters. And long range effective - as in full autolaws, Products Mendoza switched to producing office
suppressive fire - out to maybe 1000 meters. Theproducts (compasses, staplers and hole punches) and
biggest concern with the 5.56mm is that it is notsporting goods (knives, bicycles and air rifles).
lethal out to the ranges that regular troops are ableAlthough now, they do produce a 9mm submachine
to target with proper training (et. al., did any of yougun and some .22 cal rifles.
qualify behind the grenade shed?)I agree it's unlikely they will replace the 7.62mm any
A slightly heavier and larger diameter bullet wouldtime soon, unless it's with a smaller cartridge. More
solve the problem without sacrificing sufficientimportantly, why is SOCOR trying the 6.8mm M468 if
velocity and therefore trajectory. If Ordinanceits not needed? Maybe they should shoot for two
foregoes politics and really try's to do the right thing,different .277 cal cartridges. The reason for going
I think they should come up with the sameback to 30.06 would be that they're not using the
conclusion. The only other thing they need is to get.308 as much as they used to (i.e. M60 etc. replaced
rid of that stupid crimp in the middle of the cartridge.with SAWs).
It was supposed to stop people from shootingThe M-60 WAS NOT replaced by the SAW (M-249.)
street cartridges in the full auto M-16, but we allThe M-240 replaced the M-60 and, the 240 is heavier.
know how easy it is to modify.The SAW is, as the acronym spells, a Squad
This gives comparable powder volume to the 6.8,Automatic Weapon. The Squad level, the M-60 or the
which doesn't have the crimp either. The reason forM-240 is GPMG, General Purpose Machine Guns. In an
the ball propellant was to save money, but in theInfantry unit, they are a Platoon asset.
context of a new cartridge, it makes sense to spendI saw the report when it first came out. I work in
a little more on powder to save weight (along withthe firearms industry. Nowhere does the report
retooling.)advocate dropping the 7.62 in favor of the 30-06.
The ballistics of the 7.62x51(.308) and the 30-06 areI'll base my decision on four years as a Grunt.
nearly identical, in military loads. Why change? OurAn M-240 in 7.62 will be lighter than an M-240 in
7.62 weapons can use ammo from any of our Allies. I30-06. The 7.62 ammo is lighter too. The lighter the
don't think any military uses 30-06 any longer. If theyammo, the more the gunner and his team can carry.
still have some of the old Browning MGs, they'veThat's also one of the arguments for the 5.56 against
been converted to 7.62.the other rounds.
I'm not knocking the 30-06. It's a fine cartridge, INow, I'll give you an example. My Son was a Grunt
own four 30-06 rifles. An advantage of the 7.62 is italso. He served three years in an Airborne Infantry
is shorter than the 30-06(7.62x63), that 1/2 inchunit. He did tours in Afghanistan and Iraq. His rucksack
means the action has 1 inch less to travel during firing.alone, in Afghanistan, weighed 104 pounds. Now add
The shorter action weighs less.his helmet, weapon, ammo, water, IBA etc. The
Any Grunt will tell you, lighter is almost always isweight difference between a 30-06 weapon and
better.ammo as opposed to a 7.62 weapon can add up real
I may be mistaken, but I believe the Mexican Armyquick under those conditions.
still uses the "Mendoza" which is chambered in 30-06But, nowhere have you stated any justification to
(7.63 X 63). It's their own design, and I think usedchange from 7.62 to a 30-06.
the best ideas from the BREN, and BAR for its