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National Stock Number:
6650-01-163-0896
Federal Supply Class:
6650
National Item Identification Number:
011630896
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:
| 10219547 | 18876 | U S ARMY AVIATION AND MISSILE COMMAND | | 10219547 | 7V187 | PMI TECHNOLOGIES INC |
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Techincal Specification:
| DRIVE TYPE | DRILLED HOLE | | DIAMETER | 0.046 INCHES NOMINAL | | FLANGE THREAD SIZE | 1.4062 IN.-48 | | GUIDE DESIGN | THREAD CHAMFER | | GUIDE LOCATION | SHOULDER | | HOLE DIAMETER | 1.312 INCHES NOMINAL | | HOLE OR SLOT QUANTITY | 2 | | INTERNAL ANNULAR SERRATION | NOT PROVIDED | | OVERALL LENGTH | 0.140 INCHES NOMINAL | | MATERIAL DOCUMENT AND CLASSIFICATION | WW-T-700/3, T3, TYPE 1 FED SPEC SINGLE MATERIAL RESPONSE | | MATERIAL | ALUMINUM ALLOY 2024 | | SETSCREW NOTCH | NOT PROVIDED | | SHOULDER DIAMETER | 1.609 INCHES NOMINAL | | SHOULDER LENGTH | 0.108 INCHES NOMINAL | | STYLE DESIGNATOR | SHOULDERED | | SURFACE TREATMENT | ANODIZE |
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