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PartsTable / COMPONENT / 503221
503221 ✓ 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 MICROCIRCUIT,DIGITAL is a the manufacturer industrial component. Key specifications include storage_temp_range: -65.0 TO 150.0 CELSIUS DEGC, fsc_application_data: AIRCRAFT JET ENGINE, operating_temp_range: -55.0 TO 125.0 CELSIUS DEGC, end_item_identification: SENTINEL RADAR SYSTEM/1430-01-446-5321 ANTENNA TRANSCEIVE, terminal_surface_treatment: SOLDER, general_characteristics_item_description: CRES,AMS 5504,ROCKWELL C30-38 HARDNESS,1.734-1.858 IN. LG,1.638-1.762 IN.

W,0.071-0.085 IN. W IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 2910-00-670-2475, 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
503221
NSN: 2910-00-670-2475
FSC: 2910
CAGE: 8FGX3 — CURTISS-WRIGHT ELECTRO-MECHANICAL CORP DBA STEAM & AIR SOLUTIONS DIV CURTISS-WRIGHT STEAM AND AIR SOLUTIONS (USA)
SPECIFICATIONS
storage_temp_range-65.0 TO 150.0 CELSIUS DEGC
fsc_application_dataAIRCRAFT JET ENGINE
operating_temp_range-55.0 TO 125.0 CELSIUS DEGC
end_item_identificationSENTINEL RADAR SYSTEM/1430-01-446-5321 ANTENNA TRANSCEIVE
terminal_surface_treatmentSOLDER
general_characteristics_item_descriptionCRES,AMS 5504,ROCKWELL C30-38 HARDNESS,1.734-1.858 IN. LG,1.638-1.762 IN. W,0.071-0.085 IN. W IN
part_name_assigned_by_controlling_agencySCREW
NSN2910-00-670-2475
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available MICROCIRCUIT,DIGITAL TITLE COMPONENT PN 503221 MFR MICROCIRCUIT,DIGITAL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 4
503221Interchangeable
interchangeable cross-reference
interchangeable
50322Interchangeable
interchangeable cross-reference
interchangeable
38ND6444Interchangeable
Same NIIN cross-reference
interchangeable
ND6444PC38Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 503221?
503221 is a MICROCIRCUIT,DIGITAL.
What parts can replace 503221?
There are 4 known substitutes for 503221: 503221, 50322, 38ND6444 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 503221?
503221 is cataloged in the Federal Logistics Information System (FLIS) under NSN 2910-00-670-2475. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026