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National Stock Number:
6650-01-094-3214
Federal Supply Class:
6650
National Item Identification Number:
010943214
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:
| 685B012578 | 34228 | L3 TECHNOLOGIES, INC. | | 685C012578 | 34228 | L3 TECHNOLOGIES, INC. |
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Techincal Specification:
| DRIVE FACILITY ANGULAR SPACING IN DEG | 180.0 | | DRIVE TYPE | SLOTTED | | DEPTH | 0.060 INCHES NOMINAL | | FLANGE THREAD SIZE | 2.812 IN.-32 | | GUIDE DESIGN | THREAD CHAMFER | | GUIDE LOCATION | BOTH EDGES | | HOLE OR SLOT QUANTITY | 2 | | INTERNAL ANNULAR SERRATION | NOT PROVIDED | | OVERALL LENGTH | 0.312 INCHES NOMINAL | | MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A582, CLASS 303 OR CLASS 303 SE ASSN STD ALL MATERIAL RESPONSES | | MATERIAL | STEEL COMP 303 OR STEEL COMP 303SE | | SHOULDER LENGTH | 0.188 INCHES NOMINAL | | SHOULDER DIAMETER | 2.667 INCHES MINIMUM AND 2.673 INCHES MAXIMUM | | SETSCREW NOTCH | NOT PROVIDED | | SPECIAL FEATURES | HAS A COUNTERBORE 2.562 IN. DIA BY 0.257 IN. DEEP LOCATED ON DRIVE END | | WIDTH | 0.060 INCHES NOMINAL | | STYLE DESIGNATOR | SHOULDERED | | TAPERED HOLE MINOR DIAMETER | 2.402 INCHES MINIMUM AND 2.412 INCHES MAXIMUM | | TAPER ANGLE IN DEG | 30.0 |
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