7mm Remington Magnum Reloading

Cartridge:
The 7mm Remington Magnum centerfire rifle cartridge is a .28″ caliber, belted, bottleneck centerfire rifle cartridge case design that is reloadable with various combinations of primer, powder and .284″ diameter bullets by handloaders.

7mm Remington Magnum Reloading And Cartridge Specifications:

7mm Remington Magnum Cartridge: Bullet Diameter – .284″. Primer Diameter – .210″. Primer Type – Large Rifle Magnum. Case Neck Diameter – .315″. Case Shoulder Diameter – .492″. Case Base Diameter – .513″. Case Rim Diameter – .532″. Min. Case Length – 2.490″ / Trimmed. Max. Case Length – 2.500″ / Stretched. Min. Cartridge Loaded Length – 3.150″. Max. Cartridge Loaded Length – 3.290″. Max. Average Pressure – 61,000 PSI.

7mm Remington Magnum Reloading Data:

For the Predator and Deer hunter hand-loading his or her own 7mm Remington Magnum ammunition wanting to shoot a lightweight bullet, the 7mm Remington Magnum will launch Nosler 120 grain Ballistic-Tip bullets in the excees of 3,300 feet per second. Those handloaders desiring a slightly heavier bullet, Hornady 139 grain bullets do a better job when dealing with stiff cross-winds as they have a slightly better ballistic profile.

7mm Remington Magnum Load Data: Winchester Cartridge Case Case Trimmed Length = 2.490″. Nosler Bullet Dia. Type Weight S.D. B.C. .284″ B-Tip 120 .213 .417 Cartridge Overall Length = 3.200″. Winchester Primer Type = WLRM. Accurate Magpro Powder Powder Start Load Grains Start Load Velocity Fps. Powder Maximum Load Grains Maximum Load Velocity Fps. Maximum Load Pressure P.S.I. 69.4 3,016 77.1 3,347 60,518 Ballistic Test Barrel Length = 24″. Ballistic Test Barrel Twist Rate = 1 in 9″. Bullet @ Velocity / FPS. Energy / FT.LBS. Trajectory / IN. Muzzle 3,347 2,985 – 1.5 100 yds. 3,101 2,562 + 1.1 200 yds. 2,869 2,194 0 300 yds. 2,649 1,870 – 5.3 400 yds. 2,440 1,586 – 15.6 500 yds. 2,240 1,337 – 31.7 7mm Remington Magnum Load Data: Winchester Cartridge Case Case Trimmed Length = 2.490″. Hornady Bullet Dia. Type Weight S.D. B.C. .284″ BTSP 139 .246 .453 Cartridge Overall Length = 3.230″. Winchester Primer Type = WLRM. Accurate Magpro Powder Powder Start Load Grains Start Load Velocity Fps. Powder Maximum Load Grains Maximum Load Velocity Fps. Maximum Load Pressure P.S.I. 68.3 2,921 75.8 3,207 60,689 Ballistic Test Barrel Length = 24″. Ballistic Test Barrel Twist Rate = 1 in 9″. Bullet @ Velocity / FPS. Energy / FT.LBS. Trajectory / IN. Muzzle 3,207 3,174 – 1.5 100 yds. 2,988 2,755 + 1.2 200 yds. 2,779 2,384 0 300 yds. 2,580 2,055 – 5.7 400 yds. 2,390 1,763 – 16.7 500 yds. 2,208 1,504 – 33.7

For the Elk and Moose hunter hand-loading or reloading his or her own 7mm Remington Magnum ammunition, bullet choices and selections are excellent for long range hunting. Berger 168 grain VLD bullets offer a very flat trajectory and very high energy retention for long range targets that may be encountered.

7mm Remington Magnum Load Data: Winchester Cartridge Case Case Trimmed Length = 2.490″. Nosler Bullet Dia. Type Weight S.D. B.C. .284″ Accu-B 160 .283 .531 Cartridge Overall Length = 3.290″. Winchester Primer Type = WLRM. Accurate Magpro Powder Powder Start Load Grains Start Load Velocity Fps. Powder Maximum Load Grains Maximum Load Velocity Fps. Maximum Load Pressure P.S.I. 63.9 2,662 71.0 2,958 60,446 Ballistic Test Barrel Length = 24″. Ballistic Test Barrel Twist Rate = 1 in 9″. Bullet @ Velocity / FPS. Energy / FT.LBS. Trajectory / IN. Muzzle 2,958 3,108 – 1.5 100 yds. 2,781 2,747 + 1.5 200 yds. 2,610 2,421 0 300 yds. 2,446 2,126 – 6.6 400 yds. 2,288 1,860 – 19.0 500 yds. 2,136 1,621 – 38.1 7mm Remington Magnum Load Data: Winchester Cartridge Case Case Trimmed Length = 2.490″. Berger Bullet Dia. Type Weight S.D. B.C. .284″ VLD 168 .309 .604 Cartridge Overall Length = 3.290″. Winchester Primer Type = WLRM. Accurate Magpro Powder Powder Start Load Grains Start Load Velocity Fps. Powder Maximum Load Grains Maximum Load Velocity Fps. Maximum Load Pressure P.S.I. 63.2 2,741 70.2 3,001 60,920 Ballistic Test Barrel Length = 24″. Ballistic Test Barrel Twist Rate = 1 in 9″. Bullet @ Velocity / FPS. Energy / FT.LBS. Trajectory / IN. Muzzle 3,001 3,359 – 1.5 100 yds. 2,843 3,015 + 1.4 200 yds. 2,691 2,701 0 300 yds. 2,544 2,414 – 6.2 400 yds. 2,402 2,151 – 17.8 500 yds. 2,264 1,911 – 35.4