3120-00-555-6920 BUSHING,SLEEVE Index 2805-00-555-6935 RING,PISTON

National Stock Number:
1240-00-555-6924

Federal Supply Class:
1240

National Item Identification Number:
005556924

Description:
EYEPIECE ASSEMBLY,OPTICAL INSTRU

Detail:
AN OPTICAL SYSTEM CONSISTING OF TWO OR MORE LENSES SECURED WITHIN A CYLINDRICAL SLEEVE. IT IS THE COMPONENT OF AN OPTICAL INSTRUMENT NEAREST THE EYE OF THE OBSERVER WHEN SIGHTING. THE DISTANCE BETWEEN LENSES IS MAINTAINED BY AN OPTICAL ELEMENT SPACER. IT USUALLY HAS FOCUSING FACILITIES AND MAY INCLUDE A RETICLE, FILTER, AND/OR DIOPTER SCALE.


Manufacturer Information:
555692419200US ARMY ARDEC RDECOM


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