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728209 — WINDOW,OBSERVATION

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

728209: WINDOW,OBSERVATION.

The WINDOW,OBSERVATION is a the manufacturer industrial component. Key specifications include material: PLASTIC, material_transparency: CLEAR. This part is cataloged in the U.S.

Government catalog under NSN 9340-00-259-0239, 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
728209
NSN: 9340-00-259-0239
FSC: 9340 — Glass Fabricated Materials
CAGE: 77445 — RTX CORPORATION DBA PRATT & WHITNEY DIV PRATT &WHITNEY (USA)
SPECIFICATIONS
materialPLASTIC
material_transparencyCLEAR
NSN9340-00-259-0239
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available WINDOW,OBSERVATION TITLE COMPONENT PN 728209 MFR WINDOW,OBSERVATION
KEY FEATURES
•
MATERIAL TRANSPARENCY: CLEAR
•
MATERIAL: PLASTIC
TECHNICAL CHARACTERISTICS
MATERIAL TRANSPARENCYCLEAR
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
AC8572-1236Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Demilitarization required — critical (Q)
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FREQUENTLY ASKED QUESTIONS
What is 728209?
728209 is a WINDOW,OBSERVATION.
What parts can replace 728209?
There is 1 known substitute for 728209: AC8572-1236. Substitute compatibility should be verified for your specific system.
What is the NSN for 728209?
728209 is cataloged in the U.S. Government catalog under NSN 9340-00-259-0239. 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.