.423 Express

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.423 Express
Production information
Country of origin	South Africa
Manufacturer(s)	OPM
Designer(s)	Otto Planyavksy
Designed in	2006
Production began	2006
Technical specifications
Cartridge type	Belted, bottlenecked
Overall length	3.66 in (93.13mm)
Case length	2.99 in (76.13mm)
Neck diameter	.444 in (11.30mm)
Shoulder diameter	.485 in (12.34mm)
Rim diameter	.531 in (13.49mm)
Rim thickness	.044 in (1.13mm)
Other information
Other name(s)	.423 Express Belted 3"

The .423 Express is a large bore hunting cartridge of South African origin.

History

It was designed in 2006 by Otto Planyavsky as part of his line of 3 inch belted express cartridges.

Design Details

The .423 Express is a large caliber cartridge using a belted, bottlenecked case.

External Link(s)

• .423 Express Belted 3" at Municion.org (Spanish)