.400 Cor-Bon
| .400 Corbon | ||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Type | Pistol | |||||||||||||||
| Place of origin | United States | |||||||||||||||
| Production history | ||||||||||||||||
| Designer | Peter Pi | |||||||||||||||
| Designed | 1997 | |||||||||||||||
| Manufacturer | Cor-Bon | |||||||||||||||
| Produced | 1997–present | |||||||||||||||
| Specifications | ||||||||||||||||
| Parent case | .45 ACP | |||||||||||||||
| Case type | Rimless, bottleneck | |||||||||||||||
| Bullet diameter | .401 in (10.2 mm) | |||||||||||||||
| Neck diameter | .423 in (10.7 mm) | |||||||||||||||
| Shoulder diameter | .469 in (11.9 mm) | |||||||||||||||
| Base diameter | .470 in (11.9 mm) | |||||||||||||||
| Rim diameter | .471 in (12.0 mm) | |||||||||||||||
| Rim thickness | .050 in (1.3 mm) | |||||||||||||||
| Case length | .898 in (22.8 mm) | |||||||||||||||
| Overall length | 1.20 in (30 mm) | |||||||||||||||
| Rifling twist | 16 | |||||||||||||||
| Primer type | small pistol/rifle | |||||||||||||||
| Maximum pressure | 29,000 psi (200 MPa) | |||||||||||||||
| Ballistic performance | ||||||||||||||||
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| Source(s): Corbon | ||||||||||||||||
The .400 Corbon (10.2x22mm) is an automatic pistol cartridge developed by Cor-Bon in 1997. It was created to mimic the ballistics of the 10 mm Auto cartridge in a .45 ACP form factor.
It is essentially a .45 ACP case, necked down to .40 caliber with a 25-degree shoulder.