NSN 6540-00-655-8667

Part Details | CYLINDRICAL OPHTHALMIC LAP

6540-00-655-8667 A tool with a known surface diopter curvature used in the grinding or polishing of lens blanks to a prescribed surface having unequal radii of curvature.

Alternate Parts: MILL36224, 6540-00-655-8667, 00-655-8667, 6540006558667, 006558667

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
65JAN 01, 196300-655-866719985 ( LAP, OPHTHALMIC, CYLINDRICAL )
REFERENCE DRAWINGS & PICTURES

CYLINDER, CONVEX

LAP,OPHTHALMIC,CYLI | 6540-00-655-8667, 006558667
Cross Reference | NSN 6540-00-655-8667
Part Number Cage Code Manufacturer
MILL3622481349MILITARY SPECIFICATIONSPROMULGATED BY MILITARY
Technical Data | NSN 6540-00-655-8667
Characteristic Specifications
STYLE DESIGNATOR CYLINDER, CONVEX
MATERIAL AND LOCATION IRON, CAST OVERALL
BASE CURVE IN DIOPTERS3.500
CROSS CURVE IN DIOPTERS4.750
FINISH INDICATOR FINISHED
SPECIAL FEATURESFLAT-BACK BASE,CONVEX SURFACE TO GRIND CONCAVE
PART NAME ASSIGNED BY CONTROLLING AGENCYLAP OPHTHALMIC CYLINDRICAL C5 CYL CONVEX IRON 3.5X4.75DIOPTERS