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National Stock Number:
5855-00-832-7293
Federal Supply Class:
5855
National Item Identification Number:
008327293
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-C-611625 | 28210 | UNITED STANDARD INDUSTRIES INC | | SC-C-611625 | 80063 | US ARMY COMMUNICATIONS & ELECTRONICS MATERIEL READINESS COMMAND LOGISTICS ENGINEERING DIR |
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Techincal Specification:
| DRIVE FACILITY ANGULAR SPACING IN DEG | 180.0 | | DRIVE TYPE | SLOTTED | | DEPTH | 0.057 INCHES MINIMUM AND 0.067 INCHES MAXIMUM | | FSC APPLICATION DATA | NIGHT VISION EQUIP. EMITTED AND REFLECTED RADIATION | | GUIDE DESIGN | THREAD CHAMFER | | GUIDE LOCATION | EDGE OPPOSITE DRIVE EDGE | | HOLE OR SLOT QUANTITY | 2 | | HOLE DIAMETER | 3.341 INCHES MINIMUM AND 3.351 INCHES MAXIMUM | | INTERNAL ANNULAR SERRATION | NOT PROVIDED | | OVERALL LENGTH | 0.325 INCHES MINIMUM AND 0.335 INCHES MAXIMUM | | MATERIAL | ALUMINUM ALLOY AND ALUMINUM ALLOY 2024 | | RECESS DEPTH | 0.160 INCHES MINIMUM AND 0.180 INCHES MAXIMUM | | RECESS DIAMETER | 3.526 INCHES MINIMUM AND 3.536 INCHES MAXIMUM | | SETSCREW NOTCH | NOT PROVIDED | | SPECIAL TEST FEATURES | FINISH ANODIZE IAW MIL-A-8525 | | WIDTH | 0.057 INCHES MINIMUM AND 0.067 INCHES MAXIMUM | | STYLE DESIGNATOR | RECESSED | | SUPPLEMENTARY FEATURES | ALL FILLETS 0.005 TO 0.010 | | THREAD SIZE | 3.656 IN.-32 |
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