1911 till 1934
The Iver Johnson shotgun, model 410 Champion, typically has a chamber length of 2.5 inches. For this model, the required shell length is also 2.5 inches. It is important to use the appropriate shell length to ensure safe and effective operation of the firearm. Always consult the manufacturer's specifications or a knowledgeable gunsmith for any specific concerns.
springfield 410 shotgun #3131
take it to a museum
You may contact Ithaca arms and they will date your shotgun for you.
Contact Mossberg customer service. If the shotgun does not have a serial number (not required until 1968) they will not be able to date it.
1981
serial #
your shotgun was made in 1906
this is a 1969 light twenty shotgun auto5man
Brass shell case markings are important in identifying ammunition and its origin because they provide crucial information such as the manufacturer, caliber, and production date. By analyzing these markings, experts can determine the type of ammunition used in a particular firearm, trace its origins, and even investigate potential criminal activities. This helps ensure the safety and security of individuals and communities by enabling law enforcement agencies to track and regulate the distribution of ammunition.
1983 mfg date.
1983