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National Stock Number:
6650-00-829-4121
Federal Supply Class:
6650
National Item Identification Number:
008294121
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:
| 16011 | 02033 | GYRUS ACMI L.P. DBA CIRCON-ACMI DIV |
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Techincal Specification:
| DRIVE FACILITY ANGULAR SPACING IN DEG | 180.0 | | DRIVE TYPE | SLOTTED | | DEPTH | 0.047 INCHES NOMINAL | | HOLE OR SLOT QUANTITY | 2 | | HOLE DIAMETER | 4.000 INCHES NOMINAL | | INTERNAL ANNULAR SERRATION | NOT PROVIDED | | OVERALL LENGTH | 0.187 INCHES NOMINAL | | MATERIAL | ALUMINUM ALLOY | | RECESS ANGLE IN DEG | 30.0 | | RECESS DEPTH | 0.117 INCHES NOMINAL | | SETSCREW NOTCH | NOT PROVIDED | | STYLE DESIGNATOR | RECESSED | | WIDTH | 0.062 INCHES NOMINAL | | THREAD SIZE | 4.250 IN.-32 |
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