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National Stock Number:
5855-01-273-6131
Federal Supply Class:
5855
National Item Identification Number:
012736131
Description:
RING,RETAINING,OPTICAL ELEMENT
Detail:
A CYLINDRICAL ITEM HAVING AN INTERNALLY FLANGED DIAMETER DESIGNED TO RETAIN A LENS OR WINDOW IN THE OBJECTIVE END, OR A DIOPTER SCALE AT THE VIEWING END OF AN OPTICAL INSTRUMENT. IT MAY HAVE ONE OR MORE OF THE FOLLOWING CHARACTERISTICS: INTERNAL THREAD OR MACHINED FOR A PRESS FIT, METHOD OF SECURING, AND/OR KNURLED PERIPHERY. FOR EXTERNALLY THREADED ITEMS, SEE RETAINER, OPTICAL ELEMENT. EXCLUDES CELL, OPTICAL ELEMENT; NUT, PLAIN KNURLED; NUT, PLAIN ROUND; AND RING, RETAINING.
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Manufacturer Information:
| SM-D-850403-1 | 27777 | L3 TECHNOLOGIES, INC. | | SM-D-850403-1 | 51298 | OPTEX SYSTEMS, INC | | SM-D-850403-1 | 80063 | US ARMY COMMUNICATIONS & ELECTRONICS MATERIEL READINESS COMMAND LOGISTICS ENGINEERING DIR |
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Techincal Specification:
| FSC APPLICATION DATA | NIGHT VISION EQUIP.,EMITTED AND REFLECTED RADIATION | | INTERNAL FLANGE THICKNESS | 0.130 INCHES MINIMUM AND 0.150 INCHES MAXIMUM | | OUTSIDE DIAMETER | 2.280 INCHES NOMINAL | | OVERALL LENGTH | 0.910 INCHES MINIMUM AND 0.930 INCHES MAXIMUM | | MATERIAL | ALUMINUM ALLOY 6061 | | SPECIAL FEATURES | NEXT ASSEMBLY IS SM-D-850402 |
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