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654787 — WINDOW,OBSERVATION

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

654787: WINDOW,OBSERVATION.

The WINDOW,OBSERVATION is a the manufacturer industrial component. Key specifications include material: PLASTIC, edge_type: FLAT FINISH, body_length: 1.875 INCHES NOMINAL IN, offset_width: 0.500 INCHES NOMINAL IN, overall_width: 1.500 INCHES NOMINAL IN, overall_length: 3.500 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 9330-00-159-0518, 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
654787
NSN: 9330-00-159-0518
FSC: 9330 — Plastics Fabricated Materials
CAGE: 10001 — NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER (USA)
SPECIFICATIONS
materialPLASTIC
edge_typeFLAT FINISH
body_length1.875 INCHES NOMINAL IN
offset_width0.500 INCHES NOMINAL IN
overall_width1.500 INCHES NOMINAL IN
overall_length3.500 INCHES NOMINAL IN
surface_finishFINE FINISHED
fragility_factorMODERATELY RUGGED
style_designatorSINGLE OFFSET SQUARE CORNERS
overall_thickness0.500 INCHES NOMINAL IN
fsc_application_dataFIRE CONTROL COMPUTING DEVICE
material_transparencyCLEAR
NSN9330-00-159-0518
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available WINDOW,OBSERVATION TITLE COMPONENT PN 654787 MFR WINDOW,OBSERVATION
KEY FEATURES
•
FSC APPLICATION DATA: FIRE CONTROL COMPUTING DEVICE
•
FRAGILITY FACTOR: MODERATELY RUGGED
•
SURFACE FINISH: FINE FINISHED
•
OVERALL THICKNESS: 0.500 INCHES NOMINAL IN
•
MATERIAL TRANSPARENCY: CLEAR
•
STYLE DESIGNATOR: SINGLE OFFSET SQUARE CORNERS
TECHNICAL CHARACTERISTICS
FSC APPLICATION DATAFIRE CONTROL COMPUTING DEVICE
FRAGILITY FACTORMODERATELY RUGGED
SURFACE FINISHFINE FINISHED
OVERALL THICKNESS0.500 INCHES NOMINAL IN
MATERIAL TRANSPARENCYCLEAR
STYLE DESIGNATORSINGLE OFFSET SQUARE CORNERS
OVERALL LENGTH3.500 INCHES NOMINAL IN
OVERALL WIDTH1.500 INCHES NOMINAL IN
BODY LENGTH1.875 INCHES NOMINAL IN
EDGE TYPEFLAT FINISH
OTHER ITEMS IN FSC 9330 — Plastics Fabricated Materials
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
9330-00-001-6009 9330-00-003-0266 9330-00-003-1162 9330-00-003-2789 9330-00-003-3321 9330-00-003-6171 9330-00-003-7116 9330-00-003-8580
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 654787?
654787 is a WINDOW,OBSERVATION.
What is the NSN for 654787?
654787 is cataloged in the U.S. Government catalog under NSN 9330-00-159-0518. 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.