1240-21-890-5205

Optical Element Retainer

1240218905205 218905205

A cylindrical, externally threaded item having a centrally located hole specifically designed to retain by means of either a raised box (shoulder), or counterbore, countersink, or a similar shaped recess, an optical element such as a lens, reticle, cell, and the like, in optical assemblies. It must have drilled holes or slots to facilitate assembly and disassembly. For items which house the optical element(s), and form the internal or central portions of an optical system, see CELL, OPTICAL ELEMENT. Excludes RING, EXTERNALLY THREADED. View more Optical Element Retainer

1240-21-890-5205 RETAINER,OPTICAL ELEMENT 1240218905205 218905205

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Data Last Changed
January 2024
NATO Update Count
1
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1240-21-890-5205 Demil Restrictions 1240-21-890-5205

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1240-21-890-5205 is a Optical Element Retainer

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