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National Stock Number:
1240-01-197-4538
Federal Supply Class:
1240
National Item Identification Number:
011974538
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:
| 10090956-101 | 0WEC9 | ELBITAMERICA, INC. | | 10090956-101 | 94580 | HONEYWELL INTERNATIONAL INC. |
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Techincal Specification:
| DRIVE TYPE | DRILLED HOLE | | FLANGE DIAMETER | 1.960 INCHES NOMINAL | | FLANGE THREAD SIZE | AA1.875 | | GUIDE DESIGN | THREAD CHAMFER | | HOLE DIAMETER | 1.720 INCHES NOMINAL | | HOLE OR SLOT QUANTITY | 1 | | INTERNAL ANNULAR SERRATION | NOT PROVIDED | | MATERIAL | ALUMINUM ALLOY 6061 | | PROPRIETARY CHARACTERISTICS | PACS | | OVERALL LENGTH | 0.600 INCHES NOMINAL | | SETSCREW NOTCH | PROVIDED | | SHOULDER DIAMETER | 0.600 INCHES NOMINAL | | SHOULDER LENGTH | 0.200 INCHES NOMINAL | | SPECIAL FEATURES | FIRST I.D. 0.040 IN. DP; SECOND I.D. 0.260 IN. DP | | STYLE DESIGNATOR | SHOULDERED |
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