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12278911 — EYEPIECE ASSEMBLY,OPTICAL INSTRU

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

12278911: EYEPIECE ASSEMBLY,OPTICAL INSTRU.

EYEPIECE ASSEMBLY,OPTICAL INSTRU. Key specifications include focusing_type: FIXED, lens_arrangement: DOUBLE CONVEX AND MENISCUS CONVERGING. This part is cataloged in the U.S.

Government catalog under NSN 1240-01-079-3038, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
12278911
NSN: 1240-01-079-3038
FSC: 1240 — Optical Sighting and Ranging Equipment
CAGE: 19200 — COMBAT CAPABILITIES DEVELOPMENT COMMAND (CCDC) ARMAMENTS CENTER DBA CCDC DIV LOGISTICS RESEARCH AND ENGINEERING DIRECTORATE (USA)
SPECIFICATIONS
focusing_typeFIXED
lens_arrangementDOUBLE CONVEX AND MENISCUS CONVERGING
NSN1240-01-079-3038
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available EYEPIECE ASSEMBLY,OPTICAL INSTRU TITLE COMPONENT PN 12278911 MFR EYEPIECE ASSEMBLY,OPTI
KEY FEATURES
•
FOCUSING TYPE: FIXED
•
LENS ARRANGEMENT: DOUBLE CONVEX AND MENISCUS CONVERGING
TYPICAL APPLICATIONS
  • Data center switch-to-switch interconnects
  • Server-to-storage fabric connectivity
  • Long-distance fiber optic links
  • High-speed uplink connections (10G/25G/40G/100G)
TECHNICAL CHARACTERISTICS
FOCUSING TYPEFIXED
LENS ARRANGEMENTDOUBLE CONVEX AND MENISCUS CONVERGING
OTHER ITEMS IN FSC 1240 — Optical Sighting and Ranging Equipment
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
1240-00-000-0160 1240-00-001-4014 1240-00-001-4015 1240-00-001-4488 1240-00-003-1076 1240-00-003-8404 1240-00-003-8405 1240-00-003-8406
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 12278911?
12278911 is a EYEPIECE ASSEMBLY,OPTICAL INSTRU.
What is the NSN for 12278911?
12278911 is cataloged in the U.S. Government catalog under NSN 1240-01-079-3038. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.