The .22 Bench Rest Remington, commonly referred to as the .22 BR Remington, is a wildcat cartridge commonly used in varmint hunting and benchrest shooting. It is based on the .308 x 1½ inch Barnes cartridge, necked down to .22 caliber, lengthened by .020...
Cartridges
22 CARBINE
Development started in 1951 for use in the SCHV or Small Caliber High Velocity programme conducted at Aberdeen Proving Ground. The first specimen used a 30 Carbine case loaded with a commercial bullet. The second specimen used a modified 222 Remington case. It was the...
22 CCC
The .22 CCC is the same as the .22 PMVF (Powell-Miller Venturi Freebore). With the success of the early Weatherby’s in the 1940’s, Roy Weatherby received a lot of input from wildcatter R.W. Miller, who at that stage was loading the 300 Hoffman Magnum after it was...
22 CHEETAH Mk. 1 (40°)
The 22 CHeetah was developed by Jim Carmichel, shooting editor of Outdoor Life magazine and Fred Huntington of RCBS fame. It appears to have originated in the late 1970's. The cartridge is essentially a full length Remington 308 BR case, with a smaller...
22 COLT SCAMP
This was an internal Colt development during 1971 – 1972 for a Small Caliber Machine Pistol (SCAMP), made by modifying 22 Hornet cases. During August 1971, IVI in Canada produced 1,000 cases and bullets that were correctly headstamped, but as there was no military...
22 CREEDMOOR
The 22 Creedmoor has been around since 2014 and is a necked down version of the 6.5 Creedmoor. It was specifically designed to handle heavier 22cal. bullets instead of just making a 22 cal. to see how fast it could go.
22 DASHER
Bench rest cartridge based on the 6mm BR case, necked to .22 and the shoulder angle increased to 40°
22 GARIN
New line of 5 cartridges based on the 30 M1 case. From the website: The Garin SureStrike System is a complete line of five highly efficient and accurate cartridges designed for varmint, small game and target pursuits. Differing only by specific neck diameter and...
22 HOMOLOGOUS (PROJECT SALVO)
In November 1952 the US Army Operations Research Office at Johns Hopkins University initiated the SALVO program. It was a study on US infantry weapons and their effectiveness in combat. Studies were done at Ballistics Research Labs (BRL) as well as Aberdeen Proving...
22 HOMOLOGOUS (PROJECT SALVO) DUPLEX
This round is also called the Cal. 22 Duplex cartridge (Cal. 30 Light Rifle Case with Elongated Neck). Tests indicated good accuracy and wound ballistics at short range, but because of the light bullets (35gr. and 41gr.), it was ineffective over longer ranges. The...
22 HORNET
PROOF During WW2 there was a possibility that pilots could be shot down over some really inhospitable places. Early pilots carried personal handguns and rifles with them on long distance flights for protection. In WWI, pilots carried stripped down...
22 HV CARTRIDGE CASE (NAVY)
The US Naval Research Lab procured a quantity of 300 H&H cases from Olin in the early 1970’s.
22 K-HORNET
The DWS headstamp is my own. I have a delightful little 22 K-Hornet built by the late Alex Wilhelmi on a BSA 300 Sherwood Martini action. Made up from fireformed Sako 22 Hornet cases. The other headstamp was also made by OPM in South Africa
22 LONG RIFLE CENTRE FIRE
200% view
22 MAYNARD Mod.1873
info to follow
22 MAYNARD Mod.1882 (22 EXTRA LONG)
22 McCREA BUMBLEBEE
Based on the 218 Bee case. More info to follow
22 NIEDNER RIMMED
The .22 Niedner Magnum was developed in the early 1900's by Adolph O. Niedner, famous high-velocity cartridge designer credited among other things for the speedy .25 caliber wildcat that would eventually become standardized by Remington as...
22 NOSLER
The 22 Nosler was designed to deliver a more powerful option to existing AR platforms, capable of generating velocities of up to 3,350fps. All that is needed is to swop out the upper and use the 6.8 SPC magazine, while retaining the bolt carrier.
22 ORESKY
One of the line of .22cal cartridges based on the 30 M1 Carbine case.
22 PDK
Another of the PDK line-up by Roy Winnett
22 PPC
22 PPC – R
22 REMINGTON XPL – (224 SPRINGFIELD)
This round was developed by Remington for Springfield Armoury in 1957. Remington called this round the .22 Experimental, but it was called the Cal. 224 Infantry Rifle by Springfield Armoury as part of their Small Caliber High Velocity Weapon System. It was based on a...
22 SAVAGE H-P
MARBLE SUB-CALIBER DEVICE. "MARBLE 22 HP WITH 22LR" STAMPED ON THE SIDE ...
22 TARANAH HORNET
This is an "improved" 22 Hornet case that was shortened and necked to be able to use longer bullets.
22 TUBA MK. 1
22 TUBA MK. 2
22 UNKNOWN #1
22 UNKNOWN #2
22 VARMINTER
This is the predecessor to the 22-250 Remington. There was also an article in the Feb 1991 ECRA Journal that mentions the 22-250 Varminter in Australia as well. According to the notes it was "...Formed from the .250-300 Savage cartridge case by reducing the neck to...
22 WALDOG
22 WINCHESTER CENTER FIRE
22-06 DUPLEX (PROJECT SALVO)
This is a duplex loading of the 22-06 but with elongated neck. It was fired in a modified M1 rifle during the SALVO 2 trials and was also tested at Aberdeen Proving Grounds during January 1959. The rifle shown below is a modified M1 for the duplex test and was...
22-06 SIMPLEX (PROJECT SALVO)
Designed by Frankfort Arsenal for trials at Aberdeen Proving Grounds in 1957. Cartridge was unofficially called the 22-06.
22-15-60 STEVENS
The following article is an introduction to this cartridge by it's designer, Charles H. Herrick of Winchester, Mass. {from SHOOTING & FISHING, June 17, 1897}: (By John T. Dutcher - From an old ICCA article done around 1987) "This...
22-243 WINCHESTER
As soon as the 243 Winchester was launched in the 1950's and cheap brass became available, wildcatters began necking the 243 Win down to .22 cal. There are two major versions of the 22-243 Win. The first one is the standard 243 necked to .22 cal with no...
22-250 ACKLEY IMPROVED
22-250 REMINGTON
The 22-250 cartridge has a long and rich history with century-old roots, and the fact that it remains popular today bears witness to its fine design – and a bit of good fortune. Way back in 1915, the 250 Savage made its appearance on the shooting scene. Designed by...
22-284 WINCHESTER
This is the 6.5-284 Win case necked down to .22cal. that was developed by Callum Ferguson and is capable of reaching 5,000 fps
22-3000 GRIFFIN & HOWE
22/30-30 ASHURST
220 HOWELL
220 ROOK (220 LONG CENTREFIRE)
This is the 220 Rook Rifle, or 22-4-30 ELEY Long. Listed in the 1899 Eley catalogue as a rook/rabbit rifle. According to Fleming, the earliest mention of this cartridge was in an 1884 Fraser advertisement. Believed to be an early centre fire version of...
220 SWIFT
The .220 Swift was developed by Winchester and introduced in 1935. It was the first factory loaded rifle cartridge with a muzzle velocity of over 4,000 ft/s (1,200 m/s).[
220 WEATHERBY ROCKET
Modern reproduction for collectors by OPM in South Africa
222 REMINGTON
Reworked 5.56 cases and loaded by Ordnance Developments Ltd., Lowe Hutt, New Zealand for the New Zealand Forest Service. The Herters case with the dots on both sides were produced in Sweden by both Svenska Metallverken (often with SM primer) and later Norma...
222 REMINGTON MAGNUM
The .222 Remington Magnum was a short-lived commercially produced cartridge derived from the .222 Remington. Originally developed for a US military prototype Armalite AR-15 rifle in 1958, the cartridge was not adopted by the military, but was introduced commercially...
222 SHORT MAGNUM SPECIAL
Experimental cartridge developed in 1965 by Frankfort Arsenal and was based on a shortened 222 Remington case. The bunter only had R – P, with the 222 Rem removed.