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1770695 — WINDOW,OPTICAL INSTRUMENT

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

1770695: WINDOW,OPTICAL INSTRUMENT.

The WINDOW,OPTICAL INSTRUMENT is a the manufacturer optical transceiver module designed for high-speed data center interconnects. Key specifications include end_item_identification: MK21MOD2 RANGEFINDER. This part is cataloged in the U.S.

Government catalog under NSN 1240-00-796-9950, 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
1770695
NSN: 1240-00-796-9950
FSC: 1240 — Optical Sighting and Ranging Equipment
CAGE: 10001 — NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER (USA)
SPECIFICATIONS
end_item_identificationMK21MOD2 RANGEFINDER
NSN1240-00-796-9950
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available WINDOW,OPTICAL INSTRUMENT TITLE COMPONENT PN 1770695 MFR WINDOW,OPTICAL INSTRUM
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
END ITEM IDENTIFICATIONMK21MOD2 RANGEFINDER
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
Acquisition advice: Normally procured from the manufacturer (OEM)Demilitarization required — mutilation + specific procedure
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FREQUENTLY ASKED QUESTIONS
What is 1770695?
1770695 is a WINDOW,OPTICAL INSTRUMENT.
What is the NSN for 1770695?
1770695 is cataloged in the U.S. Government catalog under NSN 1240-00-796-9950. 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.