Bertram 470 Nitro Express Brass

Important: This listing is for brass cartridge cases only. It is not loaded ammunition and contains no primer, powder, or projectile.

Why Choose Bertram .470 Nitro Express Brass?

• New-production cases for a specialized cartridge with limited commercial availability
• Manufactured for the correct cartridge rather than improvised from unrelated brass
• Produced by Bertram, a manufacturer specializing in rare, obsolete, and large-bore cartridge cases
• Imported and supported in the United States by Desert Tech Munitions

Who This Product Is For

• Handloaders with firearms correctly chambered for .470 Nitro Express
• Dangerous-game hunters, collectors, gunsmiths, and specialty ammunition manufacturers
• Qualified dealers and OEM buyers requiring volume quantities

Cartridge at a Glance

Introduced	Early twentieth century
Origin	Great Britain
Developer	Joseph Lang
Primary role	Dangerous-game cartridge for double and single-shot rifles
Case design	Rimmed, bottleneck

Cartridge Profile: .470 Nitro Express

The .470 Nitro Express is a British rimmed, bottleneck dangerous-game cartridge developed during the early twentieth century for double rifles and single-shot rifles.

Its combination of power, manageable rifle proportions, and widespread adoption helped make it one of the best-known Nitro Express chamberings.

The cartridge remains common among modern bespoke double-rifle makers and continues to be used for dangerous game.

Rifles and Actions Associated with the .470 Nitro Express

This brass is intended only for firearms specifically chambered for .470 Nitro Express. Documented examples and platform types include:

Historic Rifles

• British double rifles from makers such as Joseph Lang, Westley Richards, Holland & Holland, and others

Modern Production and Bespoke Rifles

• Westley Richards double rifles
• Other modern British and European bespoke double rifles

Custom and Specialist Rifles

• Single-shot and double rifles specifically regulated and chambered for .470 Nitro Express

Compatibility note: A rifle model or action type may exist in several chamberings. Always verify the exact chamber marking on the firearm before ordering components.

Common Applications

• African dangerous-game hunting
• Double rifles
• Professional hunter and backup rifles
• Classic British sporting-rifle collections
• Specialty ammunition manufacturing

Product and Reference Specifications

Manufacturer	Bertram
Product condition	New
Primed	No
Material	Cartridge brass
Reloadable	Yes, when inspected, prepared, and loaded correctly
C.I.P. designation	470 N.E.
Maximum case length	82.55 mm / 3.250 in
Maximum cartridge length	101.09 mm / 3.980 in
Reference bullet diameter	12.04 mm / .474 in
Maximum rim diameter	16.64 mm / .655 in
Country of manufacture	Australia
U.S. distributor	Desert Tech Munitions

Reference dimensions do not replace inspection of the actual component or verification against the firearm, dies, and published loading information.

Case Preparation Before Loading

• Inspect every case before use
• Check the case mouth, body, primer pocket, and flash hole
• Run an expander through the neck or size the case when appropriate
• Chamfer, deburr, and measure as needed
• Use reliable published loading information suitable for the firearm and components

Reloading note: Bulk packaging and transportation may leave some case mouths slightly out of round or produce minor cosmetic marks. Inspect and prepare every case before loading.

Why Buy from Desert Tech Munitions?

• Authorized U.S. Bertram distributor
• U.S. inventory and domestic shipping when product is available
• Direct working relationship with Bertram
• Knowledgeable support for rare and specialty cartridge brass
• Dealer pricing for qualified resellers
• OEM pricing for qualified manufacturers and volume buyers

Frequently Asked Questions

Is this loaded ammunition?

No. This listing is for new, unprimed brass cartridge cases only.

Who manufactures this brass?

Bertram manufactures these cases in Australia.

Does Desert Tech Munitions import Bertram brass directly?

Desert Tech Munitions is the authorized U.S. Bertram distributor and imports Bertram products for the U.S. market.

Can this brass be reloaded?

Yes. Case life depends on chamber dimensions, load pressure, case preparation, sizing practices, and careful inspection between loadings.

Should I size new cases before loading them?

Inspect every case before use. Running an expander through the neck or sizing may be appropriate to restore shape and establish consistent dimensions before the first loading.

What rifles have been chambered for this cartridge?

The cartridge is associated primarily with British-style double rifles and certain single-shot rifles specifically chambered and regulated for .470 Nitro Express.

Why is this brass sometimes difficult to find?

The cartridge serves a specialized market, so brass is commonly manufactured in scheduled or limited production runs rather than continuously.

Can Desert Tech Munitions supply dealer or OEM quantities?

Yes. Dealer and OEM programs are available to qualified buyers. Contact us for current requirements, pricing, and availability.