National Item Identification Number
00-520-4657
005204657
6650-00-520-4657
6650005204657
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)
19200
Reference Numbers (Part Numbers)
5204657
Required Categories
MATERIAL
STYLE DESIGNATOR
LIGHT DEVIATION
III FSC APPLICATION DATA
THE MANUF
Required Description
GLASS, OPTICAL, JAN-G-174, TYPE 573-574, GRADE A
G3 PORRO
90 DEG PORM 12 MIN;