National Item Identification Number
01-019-1550
010191550
6650-01-019-1550
6650010191550
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)
82577
Reference Numbers (Part Numbers)
3441914
Required Categories
MATERIAL
POLISHED PERIPHERY
SPECIAL FEATURES
III END ITEM IDENTIFICATION
Required Description
QUARTZ
NOT PROVIDED
POLISHED FRONT AND REAR SURFACES, 0.375 INCH MAX. DIA., 0.