National Item Identification Number
01-247-3435
012473435
5855-01-247-3435
5855012473435
National Stock Number
Item Name
SPACER,OPTICAL ELEMENT
Federal Supply Class
5855
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)
18876
Reference Numbers (Part Numbers)
10190723
10190723
Required Categories
TEST DATA DOCUMENT
THE MANUFACTURERS DATA
MANUFACTURERS CODE
DESIGN CONTROL R
Required Description
18876-10190723 DRAWING
18876
10190723