CSS 737 Classic exterior aircraft preview in Lufthansa livery
Available

CSS 737-500

The shortest variant of the 737 Classic, seating 132 passengers.

The Pocket Rocket

With its two CFM56-3B1 rated at 18K or 20K and an MTOW of up to 60.5 tons, this airplane races into the sky like a rocket. Seating up to 132 passengers in an all-economy configuration, this 737 Classic variant was a reliable option for regional and mainline carriers alike. It is still popular with VIP charter operations and sees commercial passenger use in many countries worldwide. Optional winglets became available as a retrofit in the early 2000s.

Previews

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Purchase Options

You can purchase the 737 Classic directly via the CSS Launcher or via one of our Partner Stores.

System Requirements

Because CSS 737 Classic runs inside Microsoft Flight Simulator, the baseline starts with a healthy MSFS install. The recommended profile gives the aircraft more headroom at busy airports and in heavy weather.

Minimum

Current public minimum requirements from css.aero for running CSS 737 Classic with Microsoft Flight Simulator.

Platform
PC only
Simulator
Microsoft Flight Simulator 2020 or 2024
OS
Windows 10 or 11
Launcher
Use the CSS Launcher to manage your license, install and manage aircraft and liveries and receive support. CSS Launcher must be running for the entire duration of your flight.
Network
Reliable Broadband Internet connection
Storage
5GB Disk Space
CPU
7th Generation Intel i5 or Ryzen 5 3600 CPU or equivalent
Memory
8GB
GPU
NVIDIA GTX 970 or equivalent

Recommended

Current public recommended requirements from css.aero for more comfortable simulator sessions.

Platform
PC only
Simulator
Microsoft Flight Simulator 2020 or 2024
OS
Windows 10 or 11
Launcher
Use the CSS Launcher to manage your license, install and manage aircraft and liveries and receive support. CSS Launcher must be running for the entire duration of your flight.
Network
Reliable Broadband Internet connection
Storage
5GB Disk Space
CPU
10th Generation Intel i7 or Ryzen 5 5600 CPU or equivalent
Memory
16GB
GPU
NVIDIA RTX 3080 Ti or equivalent

Manuals, Updates, and Support

Open Knowledge Base

With installation instructions, troubleshooting steps and fun facts about the aircraft.

Open Knowledge Base

View Updates

Check the latest update notes, developer previews and news in the CSS Blog!

View Updates

Open Support Center

Encountered an issue? Our support staff are on hand to assist you. Make sure to read the FAQ first!

Open Support Center

Ready for departure?

Download the CSS Launcher, choose your license option, and install the CSS 737 Classic.

Download CSS Launcher