What caliber is 25 WSSM?

What caliber is 25 WSSM?

The 25 WSSM is a commercial cartridge based on the 404 Jeffery cartridge case, shortening and necking down to . 257″ caliber and sharpening the shoulder angle to 30 degrees the new 25 WSSM cartridge has more than enough case capacity for its intended dual purpose use.

Who makes a 25 WSSM rifle?

WSSM Goes . 25

Cartridge Bullet Weight
Muzzle 100 Muzzle
3060 2844 2392

Do they still make 223 WSSM?

223 WSSM has not been revived in the new Browning-made Winchester Model 70s, but Browning has chosen to use chrome-lined barrels on all of its guns chambered for .

What is WSSM ammo?

Winchester Super Short Magnum, or WSSM is a line of rebated rim bottlenecked centerfire short magnum cartridges introduced by the U.S. Repeating Arms Company (Winchester Inc). It is a further development of the Winchester Short Magnum concept utilizing smaller bullets, but of a still higher velocity.

How fast is a 243 Super Short Mag?

. 243 Winchester Super Short Magnum

Bullet mass/type Velocity Energy
58 gr (4 g) VMax 4,068 ft/s (1,240 m/s) 2,132 ft⋅lbf (2,891 J)
70 gr (5 g) BT 3,707 ft/s (1,130 m/s) 2,136 ft⋅lbf (2,896 J)
80 gr (5 g) BTSP 3,545 ft/s (1,081 m/s) 2,233 ft⋅lbf (3,028 J)
90 gr (6 g) SFT 3,280 ft/s (1,000 m/s) 2,151 ft⋅lbf (2,916 J)

Is 243 WSSM discontinued?

The correct name for the cartridge, as listed by the Sporting Arms and Ammunition Manufacturers’ Institute (SAAMI), is 243 WSSM, without a decimal point. Winchester has discontinued the manufacture of 243 WSSM ammunition. The product is only manufactured periodically, often on inconsistent intervals.

What’s the fastest caliber?

220 Swift remains the fastest commercial cartridge in the world, with a published velocity of 1,422 m/s (4,665 ft/s) using a 1.9 grams (29 gr) bullet and 2.7 grams (42 gr) of 3031 powder.

What is the FPS of a 223 round?

. 223 Remington

Bullet mass/type Velocity Energy
36 gr (2 g) JHP 3,750 ft/s (1,140 m/s) 959 ft⋅lbf (1,300 J)
55 gr (4 g) Nosler ballistic tip 3,240 ft/s (990 m/s) 1,265 ft⋅lbf (1,715 J)
60 gr (4 g) Nosler partition 3,160 ft/s (960 m/s) 1,325 ft⋅lbf (1,796 J)
69 gr (4 g) BTHP 2,950 ft/s (900 m/s) 1,338 ft⋅lbf (1,814 J)

What is the effective range of a 25-06?

25-06 shines. Its flat-shooting capabilities are legendary and well-earned; and if it’s effective at 350 yards, it’s also effective at 50 yards, and therefore a fine, do-it-all rifle for coyotes across a row crop field to whitetails in the woods to pronghorns on the plains.

What kind of ammunition does a.223 WSSM use?

Regardless of the collapse of the Winchester trademark, Olin continue to produce Winchester brand factory ammunition for the .223 WSSM. Factory loads include a 55 grain soft point at 3850fps, the 55 grain Ballistic Silvertip also at 3850fps and the 64 grain Power Point soft point bullet at 3600fps.

What was the twist rate for the.223 Winchester Super Short Magnum?

During the design phase of the .223 WSSM, it was found that the original 1:12 twist rate would not stabilize the 64 grain PowerPoint bullet. To remedy this problem, Winchester adopted a 1:10 twist rate, ideal for a variety of heavy .224 caliber projectiles. Initially the .223 WSSM was well received and rifle sales remained steady.

When did the.223 Winchester Magnum come out?

Initially the .223 WSSM was well received and rifle sales remained steady. In 2004 Winchester released the .25 WSSM, then in 2006, the company folded. Rifles for the .223 and .243 Winchester are currently advertised as being available from Browning however future availability is difficult to determine.

Which is.25 Winchester Super Short Magnum ( WSSM )?

The Nosler Accubond is capable of taking large animals of this size in cool hands, the key is practice, not at targets but on lighter game animals in order to best understand shot placement versus game reaction – both inside and outside of 200 yards. The .25 WSSM produces best all-round results when loaded with powders in the 4350 range.