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.450 Rigby
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Caliber Specifications:
Caliber: | .450 Rigby |
Standard / Datasheet: | C.I.P. |
Bullet Diameter: | 0.458" | 11.63mm |
Primer Size: | Large Rifle Magnum (LRM) |
Max. Case Length: | 2.902" | 73.71mm |
Max. Cartridge Length / OAL: | 3.750" | 95.25mm |
Max. Standardized Pressure: | 58015 psi | 4000 bar |
Case Capacity: | 133.0 Grains of Water | 8.64 cm3 |
CID: | CID_768 |
Last updated: | 2/20/2025 |
- The .450 Rigby, also known as the .450 Nitro Express 3 1/4", is a centerfire rifle cartridge developed in the early 20th century for hunting big game in Africa and India. It was designed to provide a powerful and reliable cartridge that could take down large and dangerous animals such as elephants and Cape buffalo.
The .450 Rigby cartridge has a bullet diameter of .458 inches (11.6 mm) and a case length of 3.25 inches (83 mm). It is typically loaded with bullets weighing between 480 and 500 grains (31.1 to 32.4 g), and has a typical muzzle velocity of around 2,150 to 2,250 feet per second (655 to 686 m/s) and a muzzle energy of around 4,400 to 4,800 foot-pounds (5,970 to 6,510 J).
The .450 Rigby cartridge is primarily used for hunting large and dangerous game in Africa and India. It is also used for some competitive shooting events. The cartridge is well-suited for use in double rifles and bolt-action rifles, and has gained a following among hunters and shooters who appreciate the classic design and performance of the cartridge. Weight vs. Velocity - Suitable Bullets for this Caliber
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Barrel Length Variation vs. Velocity - by Bullet Weight
.450 Rigby load data available with the following bullets:
(most popular first)
Filter by Bullet Weight (Grains)
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