National Item Identification Number
01-171-2819
011712819
6650-01-171-2819
6650011712819
National Stock Number
Item Name
PRISM,OPTICAL INSTRUMENT
Federal Supply Class
6650
Description
A transparent item with at least two polished plane surfaces inclined toward each other, designed for use in optical instruments to reflect and/or refract a beam of light. It may have one or more mirrored surfaces for greater reflection. Includes optical wedges used to divert paths of light by refraction, but to a lesser degree. See also BEAM SPLITTER, OPTICAL INSTRUMENT.
Commercial and Government Entity Code (Supplier Data)
04939
Reference Numbers (Part Numbers)
13074855
13074855
Required Categories
MATERIAL
STYLE DESIGNATOR
THE MANUFACTURERS DATA
MANUFACTURERS CODE
DESIGN C
Required Description
GLASS, OPTICAL, MIL-G-174, GRADE B, TYPE 517-642
G7 PENTA
04939
13074855