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3183231 — EYEGUARD,OPTICAL INSTRUMENT

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

3183231: EYEGUARD,OPTICAL INSTRUMENT.

The EYEGUARD,OPTICAL INSTRUMENT is a the manufacturer optical transceiver module designed for high-speed data center interconnects. Key specifications include material: PLASTIC, overall_length: 0.600 INCHES NOMINAL IN, attachment_method: HOLE, end_item_identification: NAVY EQUIPMENT, viewing_end_inside_diameter: 1.190 INCHES IN, attachment_end_inside_diameter: 0.200 INCHES IN. This part is cataloged in the U.S.

Government catalog under NSN 1240-01-291-7779, 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
3183231
NSN: 1240-01-291-7779
FSC: 1240 — Optical Sighting and Ranging Equipment
CAGE: 10001 — NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER (USA)
SPECIFICATIONS
materialPLASTIC
overall_length0.600 INCHES NOMINAL IN
attachment_methodHOLE
end_item_identificationNAVY EQUIPMENT
viewing_end_inside_diameter1.190 INCHES IN
attachment_end_inside_diameter0.200 INCHES IN
NSN1240-01-291-7779
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available EYEGUARD,OPTICAL INSTRUMENT TITLE COMPONENT PN 3183231 MFR EYEGUARD,OPTICAL INSTR
KEY FEATURES
•
ATTACHMENT END INSIDE DIAMETER: 0.200 INCHES IN
•
VIEWING END INSIDE DIAMETER: 1.190 INCHES IN
•
MATERIAL: PLASTIC
•
ATTACHMENT METHOD: HOLE
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
OVERALL LENGTH0.600 INCHES NOMINAL IN
ATTACHMENT END INSIDE DIAMETER0.200 INCHES IN
VIEWING END INSIDE DIAMETER1.190 INCHES IN
END ITEM IDENTIFICATIONNAVY EQUIPMENT
MATERIALPLASTIC
ATTACHMENT METHODHOLE
OTHER ITEMS IN FSC 1240 — Optical Sighting and Ranging Equipment
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
1240-00-764-4734 1240-00-987-5071 1240-01-068-6676 1240-01-082-8849 1240-01-090-0609 1240-01-102-4266 1240-01-110-9897 1240-01-361-6090
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 3183231?
3183231 is a EYEGUARD,OPTICAL INSTRUMENT.
What is the NSN for 3183231?
3183231 is cataloged in the U.S. Government catalog under NSN 1240-01-291-7779. 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.