National Item Identification Number
01-272-3204
012723204
6650-01-272-3204
6650012723204
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)
04939
04939
Reference Numbers (Part Numbers)
13083861
13083861-3
Required Categories
MATERIAL
OVERALL LENGTH
BODY OUTSIDE DIAMETER
Required Description
STEEL CORROSION RESISTING
1.415 INCHES NOMINAL
2.000 INCHES MAXIMUM