![]() pressure to certify for sale to consumers. In C.I.P.-regulated countries, every rifle cartridge combo has to be proofed at 125% of this maximum C.I.P. 308 Winchester can handle up to 415.00 MPa (60,191 psi) P max piezo pressure. ( Commission internationale permanente pour l'épreuve des armes à feu portatives) rulings, the. Ī 254 mm (1 in 10 in) twist rate is also commonly applied. The common rifling twist rate for this cartridge is 305 mm (1 in 12 in), 4 grooves, Ø lands = 7.62 mm, Ø grooves = 7.82 mm, land width = 4.47 mm and the primer type is large rifle. All dimensions in millimeters (mm) and inches.Īmericans define the shoulder angle at alpha/2 = 20 degrees. The exterior shape of the case was designed to promote reliable case feeding and extraction in bolt-action rifles and machine guns alike, under extreme conditions. 308 Winchester has 3.64 ml (56 grains) of cartridge case capacity. When loaded with a bullet that expands, tumbles, or fragments in tissue, this cartridge is capable of high terminal performance. 308 Winchester especially well-adapted for short-action rifles. It is also commonly used for hunting, target shooting, metallic silhouette, bench rest target shooting, Palma shooting, metal matches, military sniping, and police sharpshooting. 308 Winchester has become the most popular short-action, big-game hunting cartridge worldwide. ![]() Winchester's Model 70, Model 88 and Model 100 rifles were subsequently chambered for the new cartridge. Winchester branded the cartridge and introduced it to the commercial hunting market as the ".308 Winchester". Winchester saw a market for a civilian model of the late T65 series designs and introduced it in 1952, two years prior to the NATO adoption of the T65E5 experimental cartridge iteration under the " 7.62×51mm NATO" designation, in 1954. ![]() Over forty years of technical progress in the field of propellants allowed for similar service cartridge performance from a significantly shorter, smaller case with less case capacity. The later T65 iterations were lengthened compared to the original T65 case and provided a ballistic performance roughly equal to the U.S. 300 Savage cases because the Frankford Arsenal cases had slightly thicker walls. 30-06 Springfield cases which gave a little less capacity than standard. The experimental cases were made from standard. The original experimental case design by the Frankford Arsenal was designated "T65" and was similar to the. military that resulted in the development of the T65 series of experimental cartridges. 300 Savage became the basis for experiments on behalf of the U.S. It is similar, but not identical, to the 7.62×51mm NATO cartridge.ĭuring the 1940s, the. 308 Winchester is a smokeless powder rimless bottlenecked rifle cartridge widely used for hunting, target shooting, police, military, and personal protection applications globally. Consult the Blue Book of Gun Values for New in Box (NIB) current average values.Test barrel length: 24 in (26 in for Lapua) Listed below are recognized as Factory Issues or Special Order and not after-market productions. Interview with a British WACA Member and collector of Winchester Commemoratives on YouTube Even though some of the Commemoratives are extremely rare, Winchester Commemorative issues are an affordable way for beginning collectors to put together a variety of collections of new condition Winchesters to suit individual interests (States, Centennials, Indians, Lawmen, Canadian, etc.). However, an impressive collection of Winchester Commemoratives can be assembled for a fraction of the cost of the antique models, and all in new to nearly new condition. Commemorative collectors prefer new unfired guns as issued in their original factory boxes (most of these boxes were highly decorated) and with all paperwork, wooden cases, boxed ammunition, and other artifacts issued with or relating to the Commemorative.Ĭommemoratives were produced in relatively large numbers and consequently the “rarity” generating the collector value is grossly less than the original Winchester models that have become antique collector items today. As with firearms in general, not all commemorative models have achieved collector status, although most enjoy an active market. Manufactured to be instant collectibles, they are pleasing to the eye. or Canadian history.Ĭommemoratives are generally of very excellent quality and are often embellished with fancy stocks and metal finishes such as silver, nickel, or gold plating. Each Commemorative was issued as a reproduction of a historically famous gun model or to honor a historically significant person, group, event or institution relating to U.S. Winchester Commemoratives were first introduced in 1964, with the Wyoming Diamond Jubilee.
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