National Item Identification Number
00-295-3524
002953524
6650-00-295-3524
6650002953524
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)
94756
Reference Numbers (Part Numbers)
66597-702-1
Required Categories
MATERIAL
POLISHED SURFACE
DIFFUSION PRODUCING SURFACE
SURFACE FINISH
WIDTH;
Required Description
GLASS
BOTH
BOTH
POLISHED
4.360 INCHES NOMINAL
6.625 INCHES NOMINAL
0.781 I