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National Stock Number:
6760-00-137-3846
Federal Supply Class:
6760
National Item Identification Number:
001373846
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:
| 69-2537 | 02024 | PHOTO-SONICS, INC. |
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Techincal Specification:
| DRIVE FACILITY ANGULAR SPACING IN DEG | 180.0 | | DRIVE TYPE | SLOTTED | | DEPTH | 0.031 INCHES NOMINAL | | FSC APPLICATION DATA | CAMERA SYSTEM | | GUIDE DESIGN | THREAD CHAMFER | | GUIDE LOCATION | BOTH EDGES | | HOLE DIAMETER | 0.644 INCHES MINIMUM AND 0.646 INCHES MAXIMUM | | HOLE OR SLOT QUANTITY | 2 | | INTERNAL ANNULAR SERRATION | NOT PROVIDED | | OVERALL LENGTH | 0.125 INCHES NOMINAL | | MATERIAL | ALUMINUM | | RECESS DEPTH | 0.031 INCHES NOMINAL | | RECESS DIAMETER | 0.781 INCHES NOMINAL | | SETSCREW NOTCH | NOT PROVIDED | | WIDTH | 0.032 INCHES MINIMUM AND 0.037 INCHES MAXIMUM | | STYLE DESIGNATOR | RECESSED | | THREAD SIZE | 0.895 - 56 UNF 2A |
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