NSN 1240-00-382-0631

Part Details | OPTICAL INSTRUMENT WINDOW

1240-00-382-0631 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: 176221PC4, 1240-00-382-0631, 00-382-0631, 1240003820631, 003820631

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
12JAN 01, 196300-382-063110908 ( WINDOW, OPTICAL INSTRUMENT )
REFERENCE DRAWINGS & PICTURES
Cross Reference | NSN 1240-00-382-0631
Part Number Cage Code Manufacturer
176221PC410001NAVAIR AND NAVSEA MANAGEDORIGINAL DESIGN ACTIVITY DWG NOT
Technical Data | NSN 1240-00-382-0631
Characteristic Specifications
REFRACTION INDEX1.5230 NOMINAL
POLISHED SURFACE ONE
POLISHED PERIPHERY NOT PROVIDED
DIAMETER22.000 MILLIMETERS NOMINAL
THICKNESS3.000 MILLIMETERS NOMINAL
FSC APPLICATION DATARANGEFINDER,FIRE CONTROL