National Item Identification Number

00-996-7305
009967305
6650-00-996-7305
6650009967305

National Stock Number

Item Name

SPACER,OPTICAL ELEMENT

Federal Supply Class

6650

Description

A tubular shaped item designed to maintain a predetermined distance between optical elements, such as lenses, reticles, and the like. The bore may be straight, tapered or counterbored, and may have annular serrations to converge or diverge light rays. The surfaces, which mate with the optics, are usually chamfered, concave, and/or have a specified finish designation in the range of 1 to 125 microinches arithmetical average (AA). See also SPACER, SLEEVE and CELL, OPTICAL ELEMENT.

Commercial and Government Entity Code (Supplier Data)

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19200

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NSN (National Stock Number) 6650-00-996-7305, 6650009967305 NIIN (National Identification Number) 00-996-7305, 009967305

Part Numbers (Reference Numbers)

8620175

Required Categories

MATERIAL
MATERIAL DOCUMENT AND CLASSIFICATION
STYLE DESIGNATOR
OVERALL LENGTH

Required Description

ALUMINUM ALLOY 2024
QQ-A-200/3 FED SPEC SINGLE MATERIAL RESPONSE OR
QQ-A-200/6