M45 or variants may refer to:

Military equipment

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  • Carl Gustaf m/45, a 9×19mm Swedish submachine gun
  • M45, a variant of the M26 Pershing heavy/medium tank of the United States Army
  • Madsen M1945, a 9x19mm Danish submachinegun, also referred to as the M45
  • M45 (missile), a French Navy submarine-launched ballistic missile
  • M45 Quadmount, a weapon mounting consisting of four "heavy barrel" .50 caliber M2 Browning machine guns
  • MEU(SOC) pistol (also M45 MEUSOC), a magazine-fed, recoil-operated, single-action, semiautomatic pistol
  • M45, a gas mask currently issued in the United States

Transport

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Other

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