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National Stock Number:
1240-01-459-6688
Federal Supply Class:
1240
National Item Identification Number:
014596688
Description:
RETAINER,OPTICAL ELEMENT
Detail:
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.
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Manufacturer Information:
| O107 | 78908 | UNERTL JOHN OPTICAL CO INC |
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Techincal Specification:
| HOLE OR SLOT QUANTITY | 1 | | OVERALL LENGTH | 0.250 INCHES NOMINAL |
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