23-mm

Bombs, missiles, cruise missiles, two 23-mm cannons in the tail.

Tu-95 BEAR (TUPOLEV) United States Army 1993

Their quad-mounted 23-mm cannon would be only marginally effective against supersonic aircraft such as the American Tomcats and Hornets, but their radar-controlled precision, their sheer volume of fire would spell doom for any helicopter or subsonic ground attack that came within range.

Carrie Douglass, Keith 1991

Another burst of 23-mm cannon fire probed past his right wingtip.

Carrie Douglass, Keith 1991

Flashes of light stuttered at the roots of the MiG's wings, and 23-mm tracers floated past his head, scant feet from his canopy.

Carrie Douglass, Keith 1991

The firing of the four 23-mm cannons sounded like paper tearing or a buzz-saw, but impossibly loud.

Carrie Douglass, Keith 1991

Sikes rolled to the left, sheltering behind the concrete block foundation wall of the motor pool garage as 23-mm shells tore through the wooden side slats like bullets through paper.

Carrie Douglass, Keith 1991

He recognized the squat, boxy shape of the ZSU at once: the broad turret which covered most of the full-tracked chassis; the outsized radar mount behind the commander's hatch; the four 23-mm rapid-fire cannons angled skyward.

Carrie Douglass, Keith 1991

Marty French felt the shock of the 23-mm rounds slamming into his F/A-18's hull and pulled his stick hard to the left.

Carrie Douglass, Keith 1991

She's taken fire from 23-mm cannons and heavy machine guns, as well as several direct hits from a 100-mm Naval gun. "

Carrie Douglass, Keith 1991