7.62×51 mm cartridges. Small Arms Ammunition. Case dimensions, mm. Case gross weight, kg. Illustrations, dimensions and colors shown are intended as a general guide only.
The first commercial ammo that Jeff saw was the green box Norinco that was packed 20 rounds per box, 600 rounds per tin, and 2 tins per wooden case of 1200. After this initial batch all the ammunition was packed with sixty 20 round boxes per wooden case and all the boxes were wrapped in one large clear plastic bag.
Consequently the case capacity of 7.62×51 brass is usually less than that of commercial .308 brass. You may need to reduce recommended .308 the 7.62×51 nato is .13 or 1/8 of and inch longer my dpms lr 308 says the receiver is stamped 7.62×51 underside of barrel I only shoot natos mainly aguilla.
The cartridges inside dimensions are a slightly different story, I believe we know that also and we know why. The Military Brass in 7.62 X 51 is thicker and this is especially true at the base of the cartridge in the web area. Since the outside case dimensions are identical the inside case dimensions of the 7.62 X 51 NATO cartridge must be smaller.
The 7.62×51mm NATO (official NATO nomenclature 7.62 NATO) is a rimless bottlenecked rifle cartridge developed in the 1950s as a standard for small arms among NATO countries.
As you can see in the photo below, the 7.62x39mm, 7.62x51mm, and 7.62x54R cartridges have very different external dimensions. The 7.62x54R is the largest and the 7.62x39mm is the smallest cartridge in terms of case length, overall length, rim diameter, and case capacity. However, the 7.62×39 and 7.62×54 both have the same bullet diameter.
7.62X51 NATO. The 7.62 NATO also known as its metric nomenclature; 7.62x51mm, is a .30″ caliber, rimless, bottleneck cartridge case design, centerfire rifle cartridge.
Difference between military 7.62×51 mm NATO round and.
300 x 266 jpeg 15kB. forum.cartridgecollectors.org. Factory case drawing of 6.5×55 Swedish – General.
605 x 1023 jpeg 31kB.
From an external dimension standpoint, the .308 Winchester cartridge case and the 7.62 NATO (7.62 x 51 mm) are the same thing. In fact, the 7.62 was developed using the general design of the .308 as its 'parent' case. The difference between the two, beyond the outside dimensions, is basically two-fold
Who HAS 7.62X51 go and no-go gauges for purchase? By this I mean not who sells headspace gauges in general (like Midway and Brownells), but who actually has these gauges for purchase? I want to be able to fire both 7.62X51 NATO M80 ball and .308 commercial through a barrel that is made to fire both.
Jul 05, 2009 · Reloaders should also note that military ammo often is made with a thicker web. Consequently the case capacity of 7.62×51 brass is usually less than that of commercial .308 brass. You may need to reduce recommended .308 Winchester loads by as much as 2 full grains, if you reload with military 7.62×51 brass, such as Lake City or IMI.
Sep 03, 2007 · In a nutshell, he told me that they probably didn’t fit because they stretched. I was using a Lee Loader in 308 Winchester and didn’t know that they only resized the neck, leaving the rest of the case untouched. The shoulders were blown forward on initial firing, so the case was simply too long to fit my rifle’s chamber! Hmmm.
The slightly larger dimensions of the 7.62 NATO chamber, especially the headspace dimension, are there to ensure reliable functioning in automatic weapons under the most adverse conditions. However, the case dimensions and case headspace dimensions are the same for the .308W and the 7.62 NATO.
7.62 Linked Ammo For Sale Ravi Mehta AmmoMan.com offers Fast, Free Shipping on Bulk 308 Ammo for Sale – Guaranteed! Check Out These in-stock .308 & 7.62×51 (7.62 Nato) rounds today. 7.62×51 Tracer ammo linked/loose in 100rd box and bandoleer. This is lake city brass and M62 tracer projectile, Boxer primed brass is 2000 year and newer dates. When adding to the