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National Stock Number:
5855-00-010-5231
Federal Supply Class:
5855
National Item Identification Number:
000105231
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:
| SC-D-599156 | 20723 | VALCORE MANUFACTURING LLC | | SC-D-599156 | 80063 | US ARMY COMMUNICATIONS & ELECTRONICS MATERIEL READINESS COMMAND LOGISTICS ENGINEERING DIR | | SC-D-5999156 | 04YE2 | VALCORE MANUFACTURING LLC |
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Techincal Specification:
| STYLE DESIGNATOR | RECESSED | | HOLE DIAMETER | 3.631 INCHES MINIMUM AND | | 3.633 INCHES MAXIMUM | | OVERALL LENGTH | 2.325 INCHES NOMINAL | | RECESS DIAMETER | 3.952 INCHES NOMINAL | | RECESS DEPTH | 1.567 INCHES NOMINAL | | THREAD SIZE | 3.875-32 | | MATERIAL | ALUMINUM ALLOY 6061 | | SURFACE TREATMENT | ENAMEL AND | | ANODIZE | | DRIVE TYPE | KNURL | | DIAMETER | 4.312 INCHES MINIMUM AND | | 4.344 INCHES MAXIMUM | | WIDTH | 0.562 INCHES NOMINAL | | DEPTH | 0.222 INCHES NOMINAL | | DRIVE FACILITY ANGULAR SPACING IN DEG | 18.0 | | INTERNAL ANNULAR SERRATION | NOT PROVIDED | | GUIDE DESIGN | THREAD CHAMFER | | GUIDE LOCATION | DRIVE EDGE | | SETSCREW NOTCH | NOT PROVIDED | | FSC APPLICATION DATA | NIGHT VISION EQUIP. |
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