.500/450 Nitro Express
< .500
| .500/450 Nitro Express | ||||||||
|---|---|---|---|---|---|---|---|---|
| Type | Rifle | |||||||
| Place of origin | England | |||||||
| Production history | ||||||||
| Designer | Holland & Holland | |||||||
| Designed | late 1890s | |||||||
| Specifications | ||||||||
| Parent case | .500/450 Magnum Black Powder Express | |||||||
| Case type | Rimmed, bottleneck | |||||||
| Bullet diameter | .458 in (11.6 mm) | |||||||
| Neck diameter | .479 in (12.2 mm) | |||||||
| Shoulder diameter | .500 in (12.7 mm) | |||||||
| Base diameter | .570 in (14.5 mm) | |||||||
| Rim diameter | .645 in (16.4 mm) | |||||||
| Rim thickness | 0.040 in (1.0 mm) | |||||||
| Case length | 3.25 in (83 mm) | |||||||
| Overall length | 3.91 in (99 mm) | |||||||
| Case capacity | 141.4 gr H2O (9.16 cm3) | |||||||
| Primer type | Berdan #40 | |||||||
| Ballistic performance | ||||||||
| ||||||||
| Source(s): Barnes. | ||||||||
The .500/450 Magnum Nitro Express is a large bore centerfire rifle cartridge developed by Holland & Holland.