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National Stock Number:
6650-01-073-5884
Federal Supply Class:
6650
National Item Identification Number:
010735884
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:
| 11507494 | 18876 | U S ARMY AVIATION AND MISSILE COMMAND | | 11507494 | 26772 | WEGO PRECISION MACHINE, INC. | | 11507494 | 82577 | RAYTHEON COMPANY |
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Techincal Specification:
| DRIVE TYPE | DRILLED HOLE | | DRIVE FACILITY ANGULAR SPACING IN DEG | 180.0 | | FSC APPLICATION DATA | TARGET DESIGNATOR | | HOLE DIAMETER | 1.370 INCHES MINIMUM AND 1.380 INCHES MAXIMUM | | HOLE OR SLOT QUANTITY | 2 | | INTERNAL ANNULAR SERRATION | NOT PROVIDED | | OVERALL LENGTH | 1.700 INCHES NOMINAL | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-225/8, T6 FED SPEC SINGLE MATERIAL RESPONSE | | MATERIAL | ALUMINUM ALLOY 6061 | | RECESS DIAMETER | 1.760 INCHES MINIMUM AND 1.762 INCHES MAXIMUM | | RECESS DEPTH | 1.365 INCHES NOMINAL | | SETSCREW NOTCH | PROVIDED | | STYLE DESIGNATOR | RECESSED | | THREAD SIZE | 1.938-.0555P-.3333L |
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