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.
NSN: 6650-01-314-2940
What are the manufacturers of nsn 6650013142940?
|
|
Does this nsn 6650013142940 have a shelf life? No. This NSN does not have an applicable shelf life. |
|
What is the formal definition of nsn 6650013142940 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. |
|
Does nsn 6650013142940 contain any precious metals? No precious metal content. |
|
Does nsn 6650013142940 contain any hazardous materials? No MSDS. No hazardous material. |
|
What is the ESD classification of nsn 6650013142940? No known electrostatic discharge. |
What do you get when you order from nationalstocknumber.org?
