National Item Identification Number
01-176-8781
011768781
6650-01-176-8781
6650011768781
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)
19200
Reference Numbers (Part Numbers)
9364871
Required Categories
MATERIAL
POLISHED PERIPHERY
THE MANUFACTURERS DATA
MANUFACTURERS CODE
DESIGN
Required Description
GLASS, OPTICAL, MIL-G-174, GRADE B, TYPE 517-642
PROVIDED
19200
9364871