NSN 1240-00-382-0836

Part Details | OPTICAL INSTRUMENT WINDOW

1240-00-382-0836 A color free item of transparent or translucent material, usually optical glass, having specific light dispersive and refractive properties. This item must have two plane-parallel surfaces and is designed for use in an optical instrument to provide a barrier to foreign matter and/or permit light transmission in or to the optical system.

Alternate Parts: 3000023, 3000018PC12, 217455PC6, 1240-00-382-0836, 00-382-0836, 1240003820836, 003820836

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
12JAN 01, 196300-382-083610908 ( WINDOW, OPTICAL INSTRUMENT )
REFERENCE DRAWINGS & PICTURES
Cross Reference | NSN 1240-00-382-0836
Part Number Cage Code Manufacturer
300002310001NAVAIR AND NAVSEA MANAGEDORIGINAL DESIGN ACTIVITY DWG NOT
3000018PC1210001NAVAIR AND NAVSEA MANAGEDORIGINAL DESIGN ACTIVITY DWG NOT
217455PC610001NAVAIR AND NAVSEA MANAGEDORIGINAL DESIGN ACTIVITY DWG NOT
Technical Data | NSN 1240-00-382-0836
Characteristic Specifications
REFRACTION INDEX1.5171 NOMINAL
DISPERSION64.3 ANGSTROMS NOMINAL
POLISHED PERIPHERY NOT PROVIDED
DIAMETER31.5 MILLIMETERS NOMINAL
THICKNESS5.0 MILLIMETERS NOMINAL
END ITEM IDENTIFICATIONTELESCOPE MK67 AND MK69