What is 40 65 winchester?

The 40-65 Winchester is a cartridge that was developed for hunting and target shooting in the late 19th century. It was first introduced by Winchester Repeating Arms Company in 1887 and quickly gained popularity among hunters and sport shooters.

The cartridge is a black powder, centerfire cartridge that was designed as an upgrade to the then-popular 38-55 Winchester cartridge. It features a bullet diameter of .406 inches and a case length of 2.5 inches. The original load was a 260-grain bullet propelled by 50 grains of black powder.

The 40-65 Winchester was known for its accuracy and long-range capabilities, making it popular among target shooters and long-range hunters. It was also widely used by buffalo hunters in the late 1800s and early 1900s.

Today, the 40-65 Winchester is considered a vintage cartridge that is no longer produced by major ammunition manufacturers. However, it can still be found in limited quantities from specialty and custom ammunition manufacturers. It remains a popular cartridge among antique gun collectors and enthusiasts.