National Item Identification Number

01-258-8403
012588403
6650-01-258-8403
6650012588403

National Stock Number

Item Name

FILTER,LIGHT,OPTICAL INSTRUMENT

Federal Supply Class

6650

Description

An item having two plane-parallel surfaces and consisting of a polarizing material bonded between glass or plastic. This item transmits light in only one plane and is usually used in pairs to vary the light transmitted into or through an optical instrument. Excludes WINDOW, OPTICAL INSTRUMENT.

Commercial and Government Entity Code (Supplier Data)

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91417

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Reference Numbers (Part Numbers)

313188-005

Required Categories

OVERALL DIAMETER
OVERALL THICKNESS

Required Description

0.500 INCHES NOMINAL
0.118 INCHES NOMINAL