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PartsTable / COMPONENT / KS11678ASYM12 18L
KS11678ASYM12 18L ✓ 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 material: GLASS, edge_type: FLAT FINISH, overall_width: 14.625 INCHES NOMINAL IN, overall_length: 16.625 INCHES NOMINAL IN, surface_finish: POLISHED, hardness_rating: 1800.0 MOHS NOMINAL. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 9340-00-369-9966, 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
KS11678ASYM12 18L
NSN: 9340-00-369-9966
FSC: 9340
CAGE: 81100 — BAE SYSTEMS INFORMATION AND ELECTRONIC SYSTEMS INTEGRATION I DBA ES MARINE SYSTEMS (USA)
SPECIFICATIONS
materialGLASS
edge_typeFLAT FINISH
ply_quantity4
overall_width14.625 INCHES NOMINAL IN
overall_length16.625 INCHES NOMINAL IN
surface_finishPOLISHED
hardness_rating1800.0 MOHS NOMINAL
style_designatorSQUARE CORNERS
overall_thickness1.740 INCHES NOMINAL IN
material_transparencyCLEAR
environmental_protectionWEATHER RESISTANT
departure_from_cited_documentAS MODIFIED BY THICKNESS
NSN9340-00-369-9966
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available WINDOW,OBSERVATION TITLE COMPONENT PN KS11678ASYM12 18L MFR WINDOW,OBSERVATION
KEY FEATURES
•
HARDNESS RATING: 1800.0 MOHS NOMINAL
•
MATERIAL DOCUMENT AND CLASSIFICATION: DD-G-451,TYPE 1 FED SPEC SINGLE MATERIAL RESPONSE
•
STYLE DESIGNATOR: SQUARE CORNERS
•
DEPARTURE FROM CITED DOCUMENT: AS MODIFIED BY THICKNESS
•
MATERIAL: GLASS
•
EDGE TYPE: FLAT FINISH
•
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS: AS DIFFERENTIATED BY SYMBOL 12-18L
TECHNICAL CHARACTERISTICS (FLIS)
OVERALL WIDTH14.625 INCHES NOMINAL IN
HARDNESS RATING1800.0 MOHS NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATIONDD-G-451,TYPE 1 FED SPEC SINGLE MATERIAL RESPONSE
STYLE DESIGNATORSQUARE CORNERS
DEPARTURE FROM CITED DOCUMENTAS MODIFIED BY THICKNESS
MATERIALGLASS
EDGE TYPEFLAT FINISH
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICSAS DIFFERENTIATED BY SYMBOL 12-18L
TEMP AT MAXIMUM OPERATING PRESSURE150.0 FAHRENHEIT DEGF
OVERALL THICKNESS1.740 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 17
KS-8455 PC 5Interchangeable
interchangeable cross-reference
interchangeable
MIL-G-2857Interchangeable
interchangeable cross-reference
interchangeable
CC-1138-123Interchangeable
interchangeable cross-reference
interchangeable
CC-1138-124Interchangeable
interchangeable cross-reference
interchangeable
KS11678AInterchangeable
interchangeable cross-reference
interchangeable
KS11678ASYM12 15Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is KS11678ASYM12 18L?
KS11678ASYM12 18L is a WINDOW,OBSERVATION.
What parts can replace KS11678ASYM12 18L?
There are 17 known substitutes for KS11678ASYM12 18L: KS-8455 PC 5, MIL-G-2857, CC-1138-123 and 14 more. Substitute compatibility should be verified for your specific system.
What is the NSN for KS11678ASYM12 18L?
KS11678ASYM12 18L is cataloged in the Federal Logistics Information System (FLIS) under NSN 9340-00-369-9966. 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