M3 (Disambiguation)

M3 may refer to:

Ground Vehicles

Light tanks

• M3 Stuart (Family)
  • Rank I
    • M3 Stuart
    • M3A1 Stuart
    • M3A1 (USMC)
  • Rank II
    • M3A3 Stuart (China) - Lend-lease
    • M3A3 (1st PTG)
    • M3A3 (Italy)
    • M3A3 Stuart (France) - Lend-lease

• Rank VI
  • M3 Bradley
  • M3A3 Bradley

Medium tanks

• M3 Medium (Family)
  • Rank I
    • M3 Medium (USSR) - Lend-lease
  • Rank II
    • M3 Lee

Tank destroyers

• Rank I
  • M3 GMC

Armaments

Aircraft cannons

• M3 (20 mm)

Aircraft machine guns

• M3 Browning (12.7 mm)

Tank cannons

• M3 (37 mm)
• M3 (75 mm)
• M3 (90 mm)
• M3A1 (90 mm)