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National Stock Number:
1240-00-759-7277
Federal Supply Class:
1240
National Item Identification Number:
007597277
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:
| 7597277 | 19200 | US ARMY ARDEC RDECOM |
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Techincal Specification:
| DRIVE TYPE | SLOTTED | | DEPTH | 0.020 INCHES NOMINAL | | FLANGE DIAMETER | 0.469 INCHES NOMINAL | | GUIDE DESIGN | THREAD RELIEF | | GUIDE LOCATION | SHOULDER | | HOLE DIAMETER | 0.296 INCHES NOMINAL | | HOLE OR SLOT QUANTITY | 2 | | INTERNAL ANNULAR SERRATION | NOT PROVIDED | | OVERALL LENGTH | 0.180 INCHES NOMINAL | | MATERIAL | COPPER ALLOY 360 | | SETSCREW NOTCH | NOT PROVIDED | | SHOULDER LENGTH | 0.125 INCHES NOMINAL | | SHOULDER THREAD SIZE | 0.426-32NS | | WIDTH | 0.031 INCHES NOMINAL | | STYLE DESIGNATOR | SHOULDERED |
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