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M7478108-1REV3 — WINDOW,OBSERVATION

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

M7478108-1REV3: WINDOW,OBSERVATION.

The WINDOW,OBSERVATION is a the manufacturer industrial component. Key specifications include material: PLASTIC, edge_type: FLAT FINISH, surface_finish: POLISHED, overall_diameter: 12.750 INCHES NOMINAL IN, style_designator: CIRCULAR, overall_thickness: 0.188 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 9340-00-265-9688, 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
M7478108-1REV3
NSN: 9340-00-265-9688
FSC: 9340 — Glass Fabricated Materials
CAGE: 24446 — GENERAL ELECTRIC COMPANY (USA)
SPECIFICATIONS
materialPLASTIC
edge_typeFLAT FINISH
ply_quantity1
surface_finishPOLISHED
overall_diameter12.750 INCHES NOMINAL IN
style_designatorCIRCULAR
overall_thickness0.188 INCHES NOMINAL IN
material_transparencyCLEAR
NSN9340-00-265-9688
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available WINDOW,OBSERVATION TITLE COMPONENT PN M7478108-1REV3 MFR WINDOW,OBSERVATION
KEY FEATURES
•
OVERALL DIAMETER: 12.750 INCHES NOMINAL IN
•
SURFACE FINISH: POLISHED
•
OVERALL THICKNESS: 0.188 INCHES NOMINAL IN
•
MATERIAL TRANSPARENCY: CLEAR
•
STYLE DESIGNATOR: CIRCULAR
•
EDGE TYPE: FLAT FINISH
•
PLY QUANTITY: 1
•
MATERIAL: PLASTIC
TECHNICAL CHARACTERISTICS
OVERALL DIAMETER12.750 INCHES NOMINAL IN
SURFACE FINISHPOLISHED
OVERALL THICKNESS0.188 INCHES NOMINAL IN
MATERIAL TRANSPARENCYCLEAR
STYLE DESIGNATORCIRCULAR
EDGE TYPEFLAT FINISH
PLY QUANTITY1
MATERIALPLASTIC
OTHER ITEMS IN FSC 9340 — Glass Fabricated Materials
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
9340-00-001-2702 9340-00-001-3590 9340-00-001-3591 9340-00-001-3592 9340-00-003-0380 9340-00-003-1497 9340-00-003-1553 9340-00-003-7325
SUBSTITUTES & CROSS-REFERENCES 1
M7478108-1Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
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 M7478108-1REV3?
M7478108-1REV3 is a WINDOW,OBSERVATION.
What parts can replace M7478108-1REV3?
There is 1 known substitute for M7478108-1REV3: M7478108-1. Substitute compatibility should be verified for your specific system.
What is the NSN for M7478108-1REV3?
M7478108-1REV3 is cataloged in the U.S. Government catalog under NSN 9340-00-265-9688. 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.