National Item Identification Number
01-094-4663
010944663
6650-01-094-4663
6650010944663
National Stock Number
Item Name
WINDOW,OPTICAL INSTRUMENT
Federal Supply Class
6650
Description
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.
Commercial and Government Entity Code (Supplier Data)
Reference Numbers (Part Numbers)
7953145
Required Categories
MATERIAL
REFLECTION REDUCING SURFACE
POLISHED PERIPHERY
THICKNESS
SPECIAL FE
Required Description
GLASS, OPTICAL OR
CROWN
ONE
NOT PROVIDED
0.015 INCHES MINIMUM AND
0.019 INC