Smith & Wesson Centennial means the shooter takes longer to bring the firearm back on line for a second shot. Smith & Wesson Centennial S&W Centennial is a family of revolvers made by Smith & Wesson on the "J-Frame". Depending upon caliber, the cylinder holds either 5 (9mm, .38 spl, .357 magnum), 6 (.32 magnum), 7 (.22 magnum), or 8 (.22 LR), cartridges. Centennials feature a fully enclosed (internal) hammer, which makes them Double Action Only (DAO) firearms. Like all other "J-frame" Smith & Wesson revolvers, they have a swing-out cylinder. Centennial models have been made in different versions like PD "Personal Defense", LS
Smith & Wesson Model 4506 4567-NS. Only 1236 were produced in the 1992 single year production. Smith & Wesson Model 4505: Rare blued carbon steel version of the 4506, only about 1,200 manufactured in 1992 Smith & Wesson Model 4586: A double-action-only version of the 4566, with a partially preset hammer and no external safety/decocker. The issued sidearm of the Idaho State Police from 1992-2002. Smith & Wesson Model 4506 The Smith & Wesson Model 4506 is a third-generation semi-automatic pistol from Smith & Wesson's 4500 series of handguns. The 4506 is chambered for the .45 ACP cartridge and, with the purchase of special springs,