NSN 1240-01-318-0353

Part Details | OPTICAL INSTRUMENT WINDOW

1240-01-318-0353 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: 13077157501, 13077157-501, 13077157501, 13077157-501, 1240-01-318-0353, 01-318-0353, 1240013180353, 013180353

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
12APR 11, 199001-318-035310908 ( WINDOW, OPTICAL INSTRUMENT )
REFERENCE DRAWINGS & PICTURES
Cross Reference | NSN 1240-01-318-0353
Part Number Cage Code Manufacturer
13077157-50104939LOCKHEED MARTIN CORPORATIONDBA LOCKHEED MARTIN
13077157-50158260PROGRAM MANAGER ADVANCED ATTACKHELICOPTER BARCOM AMCPM-AAH
Technical Data | NSN 1240-01-318-0353
Characteristic Specifications
MATERIAL GLASS OPTICAL
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-G-174 MIL SPEC SINGLE MATERIAL RESPONSE
POLISHED PERIPHERY PROVIDED
DIAMETER0.887 INCHES MINIMUM AND 0.888 INCHES MAXIMUM
WIDTH0.208 INCHES NOMINAL
END ITEM IDENTIFICATIONOPTICAL IMPROVEMENT PROGRAM FOR TARGET ACQUISITION DESIGNATION SIGHT