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National Stock Number:
6650-01-158-6577
Federal Supply Class:
6650
National Item Identification Number:
011586577
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:
| 1291-566 | 72314 | BAE SYSTEMS INFORMATION AND ELECTRONIC SYSTEMS INTEGRATION INC. | | 2123 | 21856 | CENTROID, INC. |
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Techincal Specification:
| STYLE DESIGNATOR | RECESSED | | HOLE DIAMETER | 0.551 INCHES NOMINAL | | OVERALL LENGTH | 0.067 INCHES NOMINAL | | RECESS DIAMETER | 0.638 INCHES NOMINAL | | RECESS DEPTH | 0.028 INCHES NOMINAL | | MATERIAL | COPPER ALLOY 360 | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-B-626, COMP 360, 1/2 H FED SPEC SINGLE MATERIAL RESPONSE | | SURFACE TREATMENT | NICKEL | | INTERNAL ANNULAR SERRATION | NOT PROVIDED |
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