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National Stock Number:
6650-01-260-6422
Federal Supply Class:
6650
National Item Identification Number:
012606422
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:
| 2001686-1 | 96214 | RAYTHEON COMPANY |
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Techincal Specification:
| DIAMETER | 1.920 INCHES NOMINAL | | GUIDE DESIGN | THREAD CHAMFER | | GUIDE LOCATION | DRIVE EDGE | | HOLE CHAMFER ANGLE IN DEG | 45.0 | | HOLE CHAMFER DIAMETER | 1.830 INCHES NOMINAL | | HOLE DIAMETER | 1.612 INCHES NOMINAL | | INTERNAL ANNULAR SERRATION | NOT PROVIDED | | OVERALL LENGTH | 0.180 INCHES NOMINAL | | MATERIAL | ALUMINUM ALLOY | | RECESS DIAMETER | 1.830 INCHES NOMINAL | | RECESS DEPTH | 0.072 INCHES NOMINAL | | SETSCREW NOTCH | NOT PROVIDED | | STYLE DESIGNATOR | RECESSED | | THREAD SIZE | 1.812 IN.-32 |
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