NSN 1240-01-073-1629

Part Details | OPTICAL INSTRUMENT WINDOW

1240-01-073-1629 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: 11507715, 11507715, 11507715, 11507715, 1240-01-073-1629, 01-073-1629, 1240010731629, 010731629

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
12MAR 11, 197901-073-162910908 ( WINDOW, OPTICAL INSTRUMENT )
REFERENCE DRAWINGS & PICTURES
Cross Reference | NSN 1240-01-073-1629
Part Number Cage Code Manufacturer
1150771566429CVI LASER LLCDBA CVI OPTICAL COMPONENTS
1150771534860NORTHROP GRUMMAN SYSTEMS CORPORATION
1150771582577RAYTHEON COMPANYDBA RAYTHEON
1150771518876U S ARMY AVIATION AND MISSILECOMMAND
Technical Data | NSN 1240-01-073-1629
Characteristic Specifications
POLISHED SURFACE BOTH
REFLECTION REDUCING SURFACE BOTH
POLISHED PERIPHERY PROVIDED
DIAMETER4.248 INCHES MINIMUM AND 4.250 INCHES MAXIMUM
THICKNESS0.200 INCHES MINIMUM AND 0.210 INCHES MAXIMUM
BEVEL ANGLE IN DEG20.000 MINIMUM AND 40.000 MAXIMUM
BEVEL DEPTH0.038 INCHES MINIMUM AND 0.053 INCHES MAXIMUM
FSC APPLICATION DATATARGET DESIGNATOR