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National Stock Number:
5855-01-276-4494
Federal Supply Class:
5855
National Item Identification Number:
012764494
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-D-850324 | 27777 | L3 TECHNOLOGIES, INC. | | SM-D-850324 | 80063 | US ARMY COMMUNICATIONS & ELECTRONICS MATERIEL READINESS COMMAND LOGISTICS ENGINEERING DIR |
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Techincal Specification:
| FSC APPLICATION DATA | NIGHT VISION EQUIPMENT,EMITTED AND REFLECTED RADIATION | | HOLE CHAMFER DIAMETER | 2.870 INCHES NOMINAL | | HOLE DIAMETER | 2.870 INCHES NOMINAL | | OVERALL LENGTH | 0.110 INCHES NOMINAL | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-250/11, T6 FED SPEC 1ST MATERIAL RESPONSE AND QQ-A-225/8, ALLOY 6061, T6 FED SPEC 2ND MATERIAL RESPONSE | | MATERIAL | ALUMINUM ALLOY 6061 | | RECESS DEPTH | 2.870 INCHES NOMINAL | | RECESS DIAMETER | 2.870 INCHES NOMINAL | | STYLE DESIGNATOR | RECESSED |
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