SR 3 may refer to:
*
SR-3 Vikhr
The SR-3 Vikhr (''СР-3 Вихрь'', Russian for "whirlwind") is a Russian 9×39mm compact assault rifle. It was developed by A. D. Borisov, V. N. Levchenko and A. Tyshlykov at TsNIITochMash (Central Institute for Precision Machine Building) in ...
, a Russian assault rifle
*
SR-3 Blackstar, the first stage of a reported American covert spaceplane program
*
Matich SR3 The Matich name was applied to a series of sports racing cars and open wheel racing cars produced in Australia between 1967 and 1974 under the direction of Sydney-based racing driver and engineer Frank Matich.The Macquarie Dictionary of Motoring, ...
, an Australian sports car
*
Radical SR3, an English sports car
* ''
Saints Row: The Third'', a video game
*
Szekely SR-3
Szekely aircraft engines were three-cylinder radial engines built in Holland, Michigan in the 1920s and 30s. They were used to power small aircraft such as the Rearwin Junior, Taylor H-2 and American Eagle Eaglet. Often criticized for reliab ...
, an aircraft engine
* State Road 3 or State Route 3; see
List of highways numbered 3
The following highways are numbered 3, H-3, PRI-3, AH3, E03 and R3. For roads numbered A3, see A3 roads. For roads numbered M3, see M3. For roads numbered N3, see N3. For roads numbered 3A, see 3A.
International
* Asian Highway 3
* Europea ...
* The third iteration of
Solar Roadways
Solar Roadways Incorporated is an American company based in Sandpoint, Idaho, aiming to develop solar-powered road panels to form a smart highway.
Their proof-of-concept technology is a hexagonal road panel that has a glass driving surface wi ...
' panels, and the first to be publicly installed
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VR Class Sr3
VR Class Sr3 is the newest electric locomotive series used by VR Group. It is based on Vectron model, manufactured by Siemens Mobility. Sr3s are used with both passenger and freight trains and they will replace the old Sr1
The Sr1 is a class ...
, a Finnish electric locomotive
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SR3 (album), an album by K.O
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