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.303 British
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Caliber Specifications:
Caliber: | .303 British |
Standard / Datasheet: | C.I.P. |
Bullet Diameter: | 0.314" | 7.98mm |
Primer Size: | Large Rifle (LR) |
Max. Case Length: | 2.213" | 56.21mm |
Max. Cartridge Length / OAL: | 3.075" | 78.11mm |
Max. Standardized Pressure: | 52939 psi | 3650 bar |
Case Capacity: | 56.0 Grains of Water | 3.64 cm3 |
CID: | CID_387 |
Last updated: | 2/20/2025 |
- The .303 British is a popular round developed by the British military in the late 19th century. This cartridge was one of the most widely used rounds in some of the most important conflicts in modern history and is still well known today for its reliability and effective performance.
The .303 British is well-known for its excellent knockdown power, making it an ethical choice for hunting large game animals at extended ranges. Additionally, this caliber has proven to be a popular choice among target shooters due to its robust construction and reliable accuracy potential. Weight vs. Velocity - Suitable Bullets for this Caliber
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Barrel Length Variation vs. Velocity - by Bullet Weight
.303 British load data available with the following bullets:
(most popular first)
Filter by Bullet Weight (Grains)
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