The following weapons were used in the film Winchester '73:
Winchester Model 1873 ("One of a Thousand")
The rifle of the film's title is a custom engraved Winchester Model 1873 which is mentioned as a very rare rifle that is so perfect that it's named "One of a Thousand". In the film, the town of Dodge City in celebration of the country's Centennial, puts on a shooting contest to win the prized rifle. Several of the main characters are seen holding the rifle including Lin McAdam (Jimmy Stewart), 'Dutch Henry' Brown (Stephen McNally), Young Bull (Rock Hudson), Steve Miller (Charles Drake) as well as Pvt. Doan (Tony Curtis).
Winchester Model 1873
Winchester Model 1892
Another competitor uses a Winchester Model 1892 during the competition.
Another competitor uses a Springfield 1861 during the competition.
Single Action Army
Several characters use the Colt Single Action Army as well.
Springfield 1873 Trapdoor Carbine
Steve Miller (Charles Drake) carries what is supposed to be a Henry rifle that he uses as Lin and the US Cavalry defend themselves from the Indian charge. Although he referred to it as a "Henry", it is obvious, from the sideplate and forearm, that it is also an 1873.
12 Gauge Double Barreled Shotgun
A 12 Gauge Double Barreled Shotgun is brandished by the bartender Riker.
Winchester Model 1876
A member of Young Bull's tribe is armed with a Winchester Model 1876.