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Technical Data Sheet
PartsTable / COMPONENT / 669XC
669XC ✓ Verified by PartsTable
— · COMPONENT
WHAT YOU NEED TO KNOW
Verify manufacturer and server generation compatibility Check if Option PN or Spare PN — same part, different channel
Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

The WINDOW,OBSERVATION is a the manufacturer industrial component. Key specifications include style_designator: CIRCULAR, material_transparency: CLEAR. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 9340-00-944-4069, 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
669XC
NSN: 9340-00-944-4069
FSC: 9340
CAGE: 73507 — BRAINERD MFG CO (USA)
SPECIFICATIONS
style_designatorCIRCULAR
material_transparencyCLEAR
NSN9340-00-944-4069
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available WINDOW,OBSERVATION TITLE COMPONENT PN 669XC MFR WINDOW,OBSERVATION
KEY FEATURES
•
MATERIAL TRANSPARENCY: CLEAR
•
STYLE DESIGNATOR: CIRCULAR
TECHNICAL CHARACTERISTICS (FLIS)
MATERIAL TRANSPARENCYCLEAR
STYLE DESIGNATORCIRCULAR
VERIFIED SUBSTITUTES & CROSS-REFERENCES 15
HHP117TY1Interchangeable
interchangeable cross-reference
interchangeable
D50Interchangeable
interchangeable cross-reference
interchangeable
3020PL1215164Interchangeable
interchangeable cross-reference
interchangeable
50-2Interchangeable
interchangeable cross-reference
interchangeable
D50MInterchangeable
interchangeable cross-reference
interchangeable
PS-50/OH-1/TJ-6HInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 669XC?
669XC is a WINDOW,OBSERVATION.
What parts can replace 669XC?
There are 15 known substitutes for 669XC: HHP117TY1, D50, 3020PL1215164 and 12 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 669XC?
669XC is cataloged in the Federal Logistics Information System (FLIS) under NSN 9340-00-944-4069. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026