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National Stock Number:
1240-01-046-8377
Federal Supply Class:
1240
National Item Identification Number:
010468377
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:
| 11741208 | 19200 | US ARMY ARDEC RDECOM | | 11741208 | 63470 | C. CROUTHAMEL & CO., INC. |
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Techincal Specification:
| DRIVE TYPE | SLOTTED | | DEPTH | 0.045 INCHES NOMINAL | | GUIDE DESIGN | THREAD CHAMFER | | GUIDE LOCATION | BOTH EDGES | | HOLE CHAMFER ANGLE IN DEG | 45.0 | | HOLE DIAMETER | 0.710 INCHES MINIMUM AND 0.720 INCHES MAXIMUM | | HOLE OR SLOT QUANTITY | 1 | | INTERNAL ANNULAR SERRATION | NOT PROVIDED | | OVERALL LENGTH | 0.100 INCHES MINIMUM AND 0.110 INCHES MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | WW-T-700/3, TEMPER T3 THRU T6 FED SPEC 1ST MATERIAL RESPONSE OR QQ-A-200/3, TEMPER T3 THRU T6 FED SPEC 1ST MATERIAL RESPONSE OR QQ-A-225/6, TEMPER T3 THRU T6 FED SPEC 1ST MATERIAL RESPONSE OR WW-T-700/6, TEMPER T3 THRU T6 FED SPEC 2ND MATERIAL RESPONSE OR QQ-A-200/8, TEMPER T3 THRU T6 FED SPEC 2ND MATERIAL RESPONSE | | MATERIAL | ALUMINUM ALLOY 2024 OR ALUMINUM ALLOY 6061 | | SETSCREW NOTCH | NOT PROVIDED | | STYLE DESIGNATOR | RECESSED | | WIDTH | 0.065 INCHES NOMINAL | | THREAD SIZE | 0.9375 IN.-32 |
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