National Item Identification Number

00-868-6270
008686270
6650-00-868-6270
6650008686270

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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80249

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BAE SYSTEMS INFORMATION AND
ELECTRONIC SYSTEMS INTEGRATION INC.
450 PULASKI RD
GREENLAWN
NY
11740
631-262-8497

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Reference Numbers (Part Numbers)

1989-2
416-1989-01-18
753593-1

Required Categories

MATERIAL
STYLE DESIGNATOR
OVERALL LENGTH
STRAIGHT BODY PORTION WIDTH
STRAIGH

Required Description

ALUMINUM ALLOY
B7 SPACER
0.375 INCHES NOMINAL
0.225 INCHES NOMINAL
0.250 INC