.400/375 Belted Nitro Express
< .400
| .400/375 Belted Nitro Express | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Type | Rifle | |||||||||||
| Place of origin | United Kingdom | |||||||||||
| Production history | ||||||||||||
| Designer | Holland & Holland | |||||||||||
| Designed | 1905 | |||||||||||
| Produced | 1905 | |||||||||||
| Specifications | ||||||||||||
| Case type | Belted, bottleneck | |||||||||||
| Bullet diameter | .375 in (9.5 mm) | |||||||||||
| Neck diameter | .397 in (10.1 mm) | |||||||||||
| Shoulder diameter | .435 in (11.0 mm) | |||||||||||
| Base diameter | .470 in (11.9 mm) | |||||||||||
| Rim diameter | .466 in (11.8 mm) | |||||||||||
| Case length | 2.5 in (64 mm) | |||||||||||
| Overall length | 3 in (76 mm) | |||||||||||
| Ballistic performance | ||||||||||||
| ||||||||||||
| Test barrel length: 27 inches Source(s): Kynoch & Barnes & Amber. | ||||||||||||
The .400/375 Belted Nitro Express, also known as the .400/375 Holland & Holland and the .375 Velopex is a rifle cartridge designed by Holland & Holland and introduced in 1905.