National Stock Number: 1030-00-319-7289
Federal Supply Class: 1030
National Item Identification Number: 003197289
Description: PLATE,BREECHBLOCK,CAM
Detail: A RECTANGULAR ITEM USED IN THE BREECHBLOCK OF A WEAPON. IT HAS AN ECCENTRIC SURFACE ON WHICH THE ROLLERS OF THE BREECHBLOCK RING CAN MOVE IN A GROOVE ON ITS FACE AS THE BREECHBLOCK IS ROTATED WHEN IT IS OPENED OR CLOSED.
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