Dating shotgun headstamps
Are there any shotshell headstamp databases with production dates?
This is a free shotshell headstamp database with photos and probable production dates. The database is a work in progress and the production dates given are rarely exact but the ‘most likely’ dates given the evidence I have available. Australian Brands – companies that did not manufacture their own shotshells.
What does the headstamp on a cartridge case mean?
Sometimes the headstamp only indicates the maker of the cartridge case, or distributor of the loaded cartridge, or the using activity, not the actual manufacturer of a loaded cartridge.
What does the number on the headstamp mean on ammunition?
Sometimes information on the headstamp indicates the type of load (VII Z on.303 British indicates Mark VII ball ammunition loaded with nitrocellulose powder.)
What information can be obtained from the headstamp?
Information that can be obtained from the headstamp is extremely varied and depends on the intended purpose or use of the cartridge and who manufactured it. Headstamps consist of one or more parts or information elements.
What is a headstamp?
Headstamps consist of one or more parts or information elements. Cartridges intended for sporting or civilian use usually have two elements; one identifies the specific chambering, the other identifies the manufacturer.
What information can be derived from the head stamp on cartridges?
However, the information that one derives from the head stamp can vary depending on who will be using the cartridge and who is the manufacturer. Some of the older cartridges will have partitions or segmental lines that divide the head into 2 or 4 equal areas.
How do you identify the elements of a headstamp?
The location of the elements is most conveniently indicated by its clock-face orientation, with 12 oclock at the top, 3 oclock at the right, 6 oclock at the bottom and 9 oclock at the left. The basic U.S. military headstamp prior to World War II had two elements, with the factory code at 12 oclock and the date at 6 oclock.
How to identify ammunition headstamps?
How To Identify Ammunition Headstamps. In general, the head stamp will provide information on several key elements. 1. Cartridges meant for civilian use or for enthusiasts, will typically have two elements: namely, a) identification of the specific chambering and b) the identity of the manufacturer.