NSN 6650-00-891-6330

Part Details | OPTICAL INSTRUMENT WINDOW

6650-00-891-6330 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: 55261291, 5526-129-1, 6650-00-891-6330, 00-891-6330, 6650008916330, 008916330

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
66JAN 18, 196700-891-633010908 ( WINDOW, OPTICAL INSTRUMENT )
REFERENCE DRAWINGS & PICTURES
Cross Reference | NSN 6650-00-891-6330
Part Number Cage Code Manufacturer
5526-129-111871RECON/OPTICAL, INC.
Technical Data | NSN 6650-00-891-6330
Characteristic Specifications
MATERIAL GLASS SHEET
MATERIAL DOCUMENT AND CLASSIFICATIONDD-G-451, TYPE 2, AA QUALITY FED SPEC SINGLE MATERIAL RESPONSE
POLISHED SURFACE BOTH
REFLECTION REDUCING SURFACE BOTH
POLISHED PERIPHERY PROVIDED
DIAMETER34.500 MILLIMETERS NOMINAL
THICKNESS9.000 MILLIMETERS NOMINAL
BEVEL ANGLE IN DEG45.000 NOMINAL
BEVEL DEPTH0.254 INCHES NOMINAL