Fanuc Compact Flash Card for 16i/ 18i/ 21i A87L-0001-0173#32MBA

87L-0001-0173#32MBA is a CNC control software (system program) module used in systems from FANUC.

📌 Description

• Part Number: A87L-0001-0173#32MBA

• Type: CNC System Software / Control Software

• Category: FANUC system program (firmware)

• Used In: FANUC CNC control units

⚙️ Function

This item is not hardware; it is the system software installed in the CNC controller memory.
It performs:

• CNC operating system functions

• G-code program interpretation

• Axis motion and interpolation control

• Machine logic and system management

• Communication with servo, spindle, and I/O systems

🧩 Meaning of the Code

• A87L → FANUC software/system program category

• 0001-0173 → Specific CNC system software package

• #32MBA → Version / option specification

  • may indicate machine type (M = milling)

  • software version and installed options

🧠 Summary

A87L-0001-0173#32MBA = FANUC CNC system software package (firmware) used inside the CNC control unit to run the machine and execute machining programs.

✅ If you want, I can also explain the three main FANUC part number groups used in CNC machines:

• A02B → CNC hardware units

• A20B → PCB boards

• A87L → CNC system software

Knowing this helps identify parts instantly when troubleshooting CNC systems.