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PartsTable / COMPONENT / 550B7500ITEM2
550B7500ITEM2 ✓ 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, overall_diameter: 6.000 INCHES NOMINAL IN, style_designator: CIRCULAR, overall_thickness: 0.750 INCHES NOMINAL IN, criticality_code_justification: ZZZY. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 9340-01-280-2364, 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
550B7500ITEM2
NSN: 9340-01-280-2364
FSC: 9340
CAGE: 09647 — AQUA-CHEM, INC. (USA)
SPECIFICATIONS
materialGLASS
overall_diameter6.000 INCHES NOMINAL IN
style_designatorCIRCULAR
overall_thickness0.750 INCHES NOMINAL IN
criticality_code_justificationZZZY
reference_number_differentiating_characteristicsMATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS
NSN9340-01-280-2364
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available WINDOW,OBSERVATION TITLE COMPONENT PN 550B7500ITEM2 MFR WINDOW,OBSERVATION
KEY FEATURES
•
STYLE DESIGNATOR: CIRCULAR
•
MATERIAL: GLASS
•
OVERALL THICKNESS: 0.750 INCHES NOMINAL IN
•
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS: MATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS
•
CRITICALITY CODE JUSTIFICATION: ZZZY
•
OVERALL DIAMETER: 6.000 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
STYLE DESIGNATORCIRCULAR
MATERIALGLASS
OVERALL THICKNESS0.750 INCHES NOMINAL IN
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICSMATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS
CRITICALITY CODE JUSTIFICATIONZZZY
OVERALL DIAMETER6.000 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 15
8511Interchangeable
interchangeable cross-reference
interchangeable
CE00134-2-18Interchangeable
interchangeable cross-reference
interchangeable
M1085AInterchangeable
interchangeable cross-reference
interchangeable
8511XR1EInterchangeable
interchangeable cross-reference
interchangeable
AVP10S58-119PC304Interchangeable
interchangeable cross-reference
interchangeable
H3183904PC43Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 550B7500ITEM2?
550B7500ITEM2 is a WINDOW,OBSERVATION.
What parts can replace 550B7500ITEM2?
There are 15 known substitutes for 550B7500ITEM2: 8511, CE00134-2-18, M1085A and 12 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 550B7500ITEM2?
550B7500ITEM2 is cataloged in the Federal Logistics Information System (FLIS) under NSN 9340-01-280-2364. This indicates validated use in U.S. government and defense supply chains.
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PartsTable Design LLC · partstable.com
Last verified: July 2026