National Stock Number:
1420-01-481-6964
Federal Supply Class:
1420
National Item Identification Number:
014816964
Description:
FIN,GUIDED MISSILE
Detail:
A MOVABLE AIRFOIL, FORMING A PART AND/OR ALL OF THE MAIN DIRECTIONAL CONTROL SURFACES OF A MISSILE. IT IS USUALLY PERPENDICULAR OR APPROXIMATELY PERPENDICULAR TO THE LONGITUDINAL AXIS OF THE MISSILE. ITS FUNCTION IS TO MAINTAIN UNIFORMITY OF DIRECTION AND TO AID IN THE CONTROL OF YAW, PITCH, AND ROLL OF A GUIDED MISSILE IN FLIGHT.
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