Union Switch & Signal
U.S. & S. (Union Switch & Signal) – A historic American manufacturer known for precision engineering and wartime firearms production. Originally recognized for railroad signaling equipment, the company played a vital role during World War II by producing high-quality 1911 pistols for the U.S. military. Today, Union Switch & Signal firearms are valued for their craftsmanship, history, and rarity among collectors.

Product Focus
Frequently asked questions
What is Union Switch & Signal known for?
The company is known for railroad signaling equipment and WWII production of M1911A1 pistols.
Did U.S. & S. produce many firearms?
No, their firearm production was limited to wartime contracts, making their guns rare today.
What firearm did they manufacture?
They produced the M1911A1 pistol for the U.S. military during World War II.
Are U.S. & S. pistols collectible?
Yes, they are highly collectible due to their rarity and historical importance.
Where were these firearms made?
They were manufactured in Pennsylvania, USA.
Why are they valuable today?
Limited production, wartime history, and quality craftsmanship make them highly desirable.
About
Union Switch & Signal (U.S. & S.) was an American industrial company based in Pennsylvania, best known for producing railroad signaling systems before transitioning into wartime firearm manufacturing. During World War II, the company was contracted by the U.S. government to produce M1911A1 pistols, contributing to the war effort with exceptional manufacturing quality. Though firearms production was limited, the brand earned a strong reputation for precision and reliability. Today, U.S. & S. firearms are highly sought after by collectors due to their limited production and historical significance.