Fanuc Compact Flash Card for 16i/ 18i/ 21i A87L-0001-0173#96MB

A87L-0001-0173#96MB is a CNC system software (firmware) package used in controllers manufactured by FANUC.

📌 Description

• Part Number: A87L-0001-0173#96MB

• Type: CNC system program / firmware

• Category: FANUC system control software

• Installed In: FANUC CNC control units (commonly 0i / 16i / 18i series depending on configuration)

⚙️ Main Function

This software is the operating system of the CNC controller. It is responsible for:

• Interpreting and executing G-code programs

• Axis interpolation and motion control

• Servo and spindle communication

• Machine logic and alarm management

• Operator interface and diagnostics

🧩 Meaning of the Code

• A87L → FANUC software/system program classification

• 0001-0173 → Specific CNC software package

• #96MB → Version / option configuration

  • M → Milling machine configuration

  • B → Software revision / option set

  • 96 → Software level / capacity version

🧠 Summary

A87L-0001-0173#96MB = FANUC CNC system control firmware used inside the CNC control unit to operate the machine and execute machining programs.

✅ You previously listed several similar software codes. These are different software versions of the same base package:

If you want, I can also explain how to read FANUC software option codes (MBA, MB, TB, etc.), which helps identify machine type and options instantly.