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Technical Data Sheet
PartsTable / COMPONENT / 694830
694830 ✓ 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, surface_finish: FINE FINISHED, overall_diameter: 3.000 INCHES NOMINAL IN, style_designator: CIRCULAR, overall_thickness: 0.250 INCHES NOMINAL IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 9340-00-541-7817, 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
694830
NSN: 9340-00-541-7817
FSC: 9340
CAGE: 14674 — CORNING GLASS WORKS (USA)
SPECIFICATIONS
materialGLASS
edge_typeFLAT FINISH
ply_quantity1
surface_finishFINE FINISHED
overall_diameter3.000 INCHES NOMINAL IN
style_designatorCIRCULAR
overall_thickness0.250 INCHES NOMINAL IN
operating_pressure50.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LOCATION NOT OTHERWISE SPECIFIED LBS
material_transparencyCLEAR
NSN9340-00-541-7817
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available WINDOW,OBSERVATION TITLE COMPONENT PN 694830 MFR WINDOW,OBSERVATION
KEY FEATURES
•
PLY QUANTITY: 1
•
EDGE TYPE: FLAT FINISH
•
STYLE DESIGNATOR: CIRCULAR
•
MATERIAL: GLASS
•
MATERIAL TRANSPARENCY: CLEAR
•
SURFACE FINISH: FINE FINISHED
•
OPERATING PRESSURE: 50.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LOCATION NOT OTHERWISE SPECIFIED LBS
•
OVERALL DIAMETER: 3.000 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
PLY QUANTITY1
EDGE TYPEFLAT FINISH
STYLE DESIGNATORCIRCULAR
MATERIALGLASS
MATERIAL TRANSPARENCYCLEAR
SURFACE FINISHFINE FINISHED
OPERATING PRESSURE50.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LOCATION NOT OTHERWISE SPECIFIED LBS
OVERALL DIAMETER3.000 INCHES NOMINAL IN
OVERALL THICKNESS0.250 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 11
8516Interchangeable
interchangeable cross-reference
interchangeable
L-8516Interchangeable
interchangeable cross-reference
interchangeable
R883E347Interchangeable
interchangeable cross-reference
interchangeable
SMC294171Interchangeable
interchangeable cross-reference
interchangeable
SPEC 8516Interchangeable
interchangeable cross-reference
interchangeable
28GB3Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 694830?
694830 is a WINDOW,OBSERVATION.
What parts can replace 694830?
There are 11 known substitutes for 694830: 8516, L-8516, R883E347 and 8 more. Substitute compatibility should be verified for your specific system.
Is 694830 still available?
694830 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026