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Part Number

Part Number:
NSN:
NIIN:
Item Name:
RING , RETAINING , OPTICAL ELEMENT

Definition:

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.

CAGE Information

Code Company
10001 NAVAIR AND NAVSEA MANAGED ORIGINAL D

Federal Supply Class

Title

OPTICAL INSTRUMENTS, TEST EQUIPM

Inclusions:

INCLUDES BINOCULARS; MAGNIFIERS; MICROSCOPES; PERISCOPES; TELESCOPES; OPTICAL ELEMENTS; SUCH AS LENS, PRISMS, WINDOWS; OPTICAL BENCHES AND ASSOCIATED DEVICES; ENDOSCOPES, FIBER OPTICS (NON-MEDICAL).

Exclusions:

EXCLUDES FIRE CONTROL INSTRUMENTS, OPTICAL; SURVEYING INSTRUMENTS, OPTICAL; PHOTOGRAMMETRIC INSTRUMENTS; OCTANTS; AND SEXTANTS; OPTICAL INSTRUMENTS INTEGRATED WITH FIRE CONTROL EQUIPMENT; OPTHALMOLOGICAL INSTRUMENTS; ELECTRONIC FIBER OPTIC TEST EQUIPMENT; MEDICAL ENDOSCOPES.

Characteristics (Decoded)

MRC Requirements Statement Clear Text Reply
MATL MATERIAL STEEL, CORROSION RESISTING
MATL MATERIAL STEEL, CORROSION RESISTING
SURF SURFACE TREATMENT CHEMICAL
ALGC MOUNTING CONFIGURATION ONE 0.219 IN. DIA UNTREADED HOLE
BMTL INTERNAL FLANGE THICKNESS 0.750 INCHES NOMINAL
ABKV OUTSIDE DIAMETER 3.000 INCHES NOMINAL
ABHP OVERALL LENGTH 0.156 INCHES NOMINAL

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