LC

Related terms

CIP

Commission Internationale Permanente pour l'Epreuve des Armes a Feu Portatives; the European proof body that standardises chamber and cartridge specifications for European...

GRC Database

General Rifling Characteristics database maintained by the FBI Laboratory's Firearms and Toolmarks Unit; includes an ammunition component section that references headstamp codes...

Imperial Calibre Notation

Calibre designation using decimal fractions of an inch, often with a name suffix indicating the designer or intended firearm (e.g. .45 ACP,...

IOF

Indian Ordnance Factory headstamp code (produced at Khadki / Kirkee, Pune); the primary Indian government producer of 9x19mm, .38 Special, and 7.62x51mm...

Metric Calibre Notation

Calibre designation using bullet diameter in millimetres multiplied by case length in millimetres (e.g. 9x19mm, 7.62x39mm, 5.56x45mm); standard in NATO and European...

NABIS

National Ballistics Intelligence Service; the UK police intelligence service that maintains a national headstamp and firearm reference collection and coordinates ballistic intelligence...

NATO Cross

A circle with cross symbol stamped on military cartridge headstamps confirming the round meets the relevant NATO STANAG specification; found on production...

Primer Sealant

Coloured lacquer applied at the primer-to-case-head junction on military cartridges to prevent moisture ingress; colour varies by manufacturer and is not a...

RG

Radway Green headstamp code (UK); BAE Systems' Royal Ordnance Factories facility and primary UK military small-arms ammunition producer.

SAAMI

Sporting Arms and Ammunition Manufacturers' Institute; the US voluntary standards body that publishes chamber and cartridge drawings and maximum average pressure (MAP)...

S+B

Sellier and Bellot headstamp code (Czech Republic, now part of CBC Group); a major European commercial and military-contract producer exported globally including...

Explained in

• Calibre Systems and Headstamp IdentificationLake City Army Ammunition Plant headstamp code; the primary US military ammunition producer for small-arms calibres including 5.56x45mm, 7.62x51mm, and .50 BMG.