A cylindrical item having an internally flanged diameter designed to retain a lens or window in the objective end, or a diopter scale at the viewing end of an optical instrument. It may have one or more of the following characteristics: internal thread or machined for a press fit, method of securing, and/or knurled periphery. For externally threaded items, see retainer, optical element. Excludes cell, optical element; nut, plain knurled; nut, plain round; and ring, retaining.
NSN: 1240-01-342-1558
What are the manufacturers of nsn 1240013421558?
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Does this nsn 1240013421558 have a shelf life? No. This NSN does not have an applicable shelf life. |
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What is the formal definition of nsn 1240013421558 A cylindrical item having an internally flanged diameter designed to retain a lens or window in the objective end, or a diopter scale at the viewing end of an optical instrument. it may have one or more of the following characteristics: internal thread or machined for a press fit, method of securing, and/or knurled periphery. for externally threaded items, see retainer, optical element. excludes cell, optical element; nut, plain knurled; nut, plain round; and ring, retaining. |
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Does nsn 1240013421558 contain any precious metals? Precious metal content is unknown. |
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Does nsn 1240013421558 contain any hazardous materials? No MSDS. No hazardous material. |
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What is the ESD classification of nsn 1240013421558? No known electrostatic discharge. |
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