.276 Enfield
British experimental rifle cartridge / From Wikipedia, the free encyclopedia
Not to be confused with .276 Pedersen.
The .276 Enfield (7×60mmRB) was an experimental rebated rim tapered bottlenecked centerfire military rifle cartridge developed in conjunction with the Pattern 1913 Enfield (P'13) rifle. Development was discontinued by the onset of World War I.
Quick Facts Type, Place of origin ...
.276 Enfield | ||||||||
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![]() .276 Enfield experimental rifle cartridge | ||||||||
Type | Rifle | |||||||
Place of origin | United Kingdom | |||||||
Production history | ||||||||
Designer | Royal Laboratory | |||||||
Designed | 1912 | |||||||
Produced | 1912–1916 | |||||||
Specifications | ||||||||
Case type | Rebated, tapered, bottleneck | |||||||
Bullet diameter | .282 in (7.2 mm) | |||||||
Neck diameter | .323 in (8.2 mm) | |||||||
Shoulder diameter | .460 in (11.7 mm) | |||||||
Base diameter | .528 in (13.4 mm) | |||||||
Rim diameter | .517 in (13.1 mm) | |||||||
Case length | 2.35 in (60 mm) | |||||||
Overall length | 3.23 in (82 mm) | |||||||
Case capacity | 72 gr H2O (4.7 cm3) | |||||||
Rifling twist | 1 in 10" (254 mm) | |||||||
Primer type | Berdan | |||||||
Maximum CUP | 50,763 CUP | |||||||
Ballistic performance | ||||||||
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Source(s): Major E. G. B. Reynolds (1960). The Lee-Enfield Rifle (PDF). London, Reading and Fakenham: Cox and Wyman Limited. p. 126. |
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