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.22-250 Remington maximum C.I.P. cartridge dimensions. All sizes in millimeters (mm) / Imperial (inches). The .22-250 Remington / 5.7x48mm is a very high-velocity, short action, .22 caliber rifle cartridge primarily used for varmint hunting and small game hunting. It is capable of reaching over 4,000 feet per second.
.22-250. Based on a .250 Savage case, the .22-250 is still one of the fastest shooting .22 caliber (5.56 mm) cartridges available. First offered in a factory firearm by Browning in 1963 (the first factory gun chambered for a wildcat), the .22-250 was later adopted by Remington as the .22-250 Remington. [13] [14].22 CHeetah. A .308 BR (Bench ...
Reloading dies for the round are readily available. The .225 Winchester's case is a parent case for some of SSK Industries ' [ 3 ] popular line of JDJ cartridges designed by J.D. Jones , chosen for its strength and semi-rimmed design which makes it well suited for use in break-open actions.
Source(s): Accurate Powder [1] The .221 Remington Fireball (5.7x35mm), often simply referred to as .221 Fireball , is a centerfire cartridge created by Remington Arms Company in 1963 as a special round for use in their experimental single-shot bolt-action pistol , the XP-100 . [ 2 ]
Typical varmint rifle cartridges on a 0.25-inch (6 mm) grid (from left to right): .22 long rifle for very small animals at ranges less than 100 meters, .22-250 represents the high velocity .22 calibers for longer range shooting, and .25-06 for larger animals at ranges up to 400 meters.
.22 Savage Hi-Power (5.6×52mmR), a cartridge introduced by Savage in 1912 for use in the Savage Model 99 rifle.22 TCM (22 Micro-Mag), a shortened .223 Remington case designed to load into standard 9mm pistol magazines.22 Winchester Centerfire (WCF), a cartridge introduced in 1885 for use in a Winchester single-shot rifle
One of these experimental cartridges was the .22 Eargesplitten Loudenboomer. This humorously named cartridge was developed by Ackley for Bob Hutton of Guns & Ammo magazine, and was intended solely to exceed 5,000 ft/s (1,500 m/s) muzzle velocity. Ackley's loads only managed 4,600 ft/s (1,400 m/s)(Mach 4.2), firing a 50-grain (3.2 g) bullet.
It is currently the fastest production .22 caliber round in the world with muzzle velocities as high as 4,600 feet per second (1,402 meters per second). However, the .220 Swift still holds the record as the fastest .22 caliber centerfire cartridge with a published velocity of 4,665 ft/s (1,422 m/s) using a 29-grain (1.9 g) projectile and 42 ...