National Item Identification Number

00-302-3707
003023707
6650-00-302-3707
6650003023707

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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92805

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CURBELL INC
7 COBHAM DR
ORCHARD PARK
NY
14127
716-667-3377

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65534

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ALEK INDUSTRIES INC
4095 EXECUTIVE DR
DAYTON
OH
45430
937-429-2118

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89954

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Reference Numbers (Part Numbers)

164B7005PI
164B7005P1
164B7005P1

Required Categories

MATERIAL
STYLE DESIGNATOR
OVERALL LENGTH
STRAIGHT BORE INSIDE DIAMETER
SERRA

Required Description

PLASTIC
B3 SPACER
0.020 INCHES NOMINAL
1.620 INCHES NOMINAL
0.020 INCHES NOM