Browning, in that it used a sliding forearm or 'pump action' to cycle the mechanism and a tilting breechblock. Johnson, and was based in part on the M1893/97 design by John M. The Model 12 was designed by Winchester engineer T.C. The Model 1912 (shortened to Model 12 in 1919) was the next step from the Winchester Model 1897 hammer-fired shotgun, which in turn had evolved from the earlier Winchester Model 1893 shotgun. 410 version was never produced instead, a scaled-down version of the Model 12 known as the Model 42, directly derived from scaled drawings of the Model 12, was produced in. Initially chambered for 20 gauge only, the 12 and 16 gauge versions came out in 1913 (first listed in the 1914 catalogs), and the 28 gauge version came out in 1934. From August 1912 until first discontinued by Winchester in May 1964, nearly two million Model 12 shotguns were produced in various grades and barrel lengths. Popularly named the Perfect Repeater at its introduction, it largely set the standard for pump-action shotguns over its 51-year high-rate production life.

The Winchester Model 1912, also commonly known as the Winchester 1912, Model 12, or M12, is an internal-hammer pump-action shotgun with an external tube magazine. Winchester Model 12 12-gauge pump-action shotgun manufactured in 1948ġ912–1964, with special production runs until 2006Ħ-round tubular magazine (see text for more details)

Remington model 12 serial number 670675