National Item Identification Number
01-354-0618
013540618
5855-01-354-0618
5855013540618
National Stock Number
Item Name
SPACER,OPTICAL ELEMENT
Federal Supply Class
5855
Referenced on: http://electronictestfacilities.tpub.com//TM-1-6625-3081-30P/css/TM-1-6625-3081-30P_594.htm
Referenced on: http://electronictestfacilities.tpub.com//TM-1-6625-3081-30P/css/TM-1-6625-3081-30P_668.htmDescription
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
Reference Numbers (Part Numbers)
13082082
13082082
Required Categories
Required Description