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National Stock Number: 5855-01-165-2176
Federal Supply Class: 5855
National Item Identification Number: 011652176
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:
SM-D-850134 | 0B107 | L3 TECHNOLOGIES, INC. | SM-D-850134 | 27777 | L3 TECHNOLOGIES, INC. | SM-D-850134 | 80063 | US ARMY COMMUNICATIONS & ELECTRONICS MATERIEL READINESS COMMAND LOGISTICS ENGINEERING DIR |
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Techincal Specification:
DIAMETER | 5.312 INCHES NOMINAL | FSC APPLICATION DATA | NIGHT VISION EQUIP.,EMITTED AND REFLECTED RADIATION | GUIDE DESIGN | THREAD CHAMFER | HOLE DIAMETER | 5.000 INCHES NOMINAL | HOLE OR SLOT QUANTITY | 3 | INTERNAL ANNULAR SERRATION | NOT PROVIDED | OVERALL LENGTH | 0.200 INCHES NOMINAL | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-200/8, 6061, T6 FED SPEC SINGLE MATERIAL RESPONSE | MATERIAL | ALUMINUM ALLOY 6061 | RECESS DEPTH | 0.100 INCHES NOMINAL | SETSCREW NOTCH | NOT PROVIDED | SPECIAL TEST FEATURES | INTEREST DRAWING IAW STANDARDS PRESCRIBED BY MIL-D-1000 CATEGORY E,FORM 1 | STYLE DESIGNATOR | RECESSED | SURFACE TREATMENT | PAINT |
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