National Item Identification Number
00-287-5868
002875868
5855-00-287-5868
5855002875868
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)
96214
Reference Numbers (Part Numbers)
707842-1
Required Categories
MATERIAL
MATERIAL DOCUMENT AND CLASSIFICATION
III FSC APPLICATION DATA
THE MA
Required Description
ALUMINUM ALLOY
QQ-A-250-11,TEMPER T6 FED SPEC SINGLE MATERIAL RESPONSE
LENS SW