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National Stock Number:
1240-01-212-6576
Federal Supply Class:
1240
National Item Identification Number:
012126576
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:
| 10544460 | 19200 | US ARMY ARDEC RDECOM |
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Techincal Specification:
| DRIVE TYPE | SLOTTED | | FLANGE DIAMETER | 0.625 INCHES NOMINAL | | GUIDE DESIGN | THREAD CHAMFER | | HOLE DIAMETER | 0.375 INCHES NOMINAL | | HOLE OR SLOT QUANTITY | 1 | | INTERNAL ANNULAR SERRATION | NOT PROVIDED | | OVERALL LENGTH | 0.170 INCHES NOMINAL | | MATERIAL | ALUMINUM ALLOY | | SETSCREW NOTCH | NOT PROVIDED | | SHOULDER DIAMETER | 0.550 INCHES NOMINAL | | SHOULDER LENGTH | 0.050 INCHES NOMINAL | | STYLE DESIGNATOR | SHOULDERED |
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