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National Stock Number:
5855-00-125-0753
Federal Supply Class:
5855
National Item Identification Number:
001250753
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:
| SM-C-657406 | 80063 | US ARMY COMMUNICATIONS & ELECTRONICS MATERIEL READINESS COMMAND LOGISTICS ENGINEERING DIR |
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Techincal Specification:
| DRIVE TYPE | DRILLED HOLE | | DIAMETER | 0.209 INCHES MINIMUM AND 0.229 INCHES MAXIMUM | | FSC APPLICATION DATA | NIGHT VISION EQUIPMENT,EMITTED AND REFLECTED RADIATION | | HOLE OR SLOT QUANTITY | 1 | | MATERIAL | PLASTIC | | SPECIAL FEATURES | 2.125 IN. LONG AND 0.062 IN. THICK | | SETSCREW NOTCH | PROVIDED | | SPECIAL TEST FEATURES | INTERPRET DRAWING IAW MIL-D-1000/5A; COLOR 34087 OR 34079 IAW FED-STD-585; FOR SPARE PARTS IDENTIFY IAW MIL-M-13231 | | SUPPLEMENTARY FEATURES | HARDNESS PORM 5 PCT |
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