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National Stock Number:
5855-01-275-5470
Federal Supply Class:
5855
National Item Identification Number:
012755470
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:
| 295906 | 62362 | WHITCOMB CORRINE A | | 5003331 | 54490 | DEPT OF THE ARMY U S ARMY ELECTRONICS COMMAND NIGHT VISION LABORATORY |
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Techincal Specification:
| DEPTH | 0.010 INCHES NOMINAL | | FSC APPLICATION DATA | NIGHT VISION EQUIPMENT,EMITTED AND REFLECTED READIATION | | GUIDE DESIGN | THREAD RELIEF | | GUIDE LOCATION | SHOULDER | | HOLE OR SLOT QUANTITY | 3 | | INTERNAL ANNULAR SERRATION | NOT PROVIDED | | MATERIAL | STEEL CORROSION RESISTING | | SETSCREW NOTCH | NOT PROVIDED | | WIDTH | 0.370 INCHES NOMINAL | | SURFACE TREATMENT | OXIDE |
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