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25-mm Aden 25

Country of Origin: Britain


Based on the venerable Aden 30-mm cannon, this was an advanced aircraft cannon. The Aden 25 was a gas-operated, belt-fed (with disintegrating links), five-cylinder revolver cannon. The principal difference between the two guns was their respective calibers, a change dictated by more powerful ammunition available in the 25-mm size and the method of firing.

Rather than the electric firing system in the Aden 30, the Aden 25 used percussion firing (to avoid interference from nuclear...

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