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Technical Data Sheet
PartsTable / COMPONENT / 45503-12DEG.
45503-12DEG. ✓ 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 45503-12DEG. is a the manufacturer industrial component. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4320-01-437-8934, 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
45503-12DEG.
NSN: 4320-01-437-8934
FSC: 4320
CAGE: 53555 — HOWDEN AMERICAN FAN COMPANY DBA AMERICAN FAN CO DIV HOWDEN USA COMPANY (USA)
SPECIFICATIONS
Part Number45503-12DEG.
NSN4320-01-437-8934
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available 45503-12DEG. TITLE COMPONENT PN 45503-12DEG. MFR 45503-12DEG.
KEY FEATURES
•
ROTATION DIRECTION FOR WHICH DESIGNED: COUNTERCLOCKWISE
•
HUB LOCATION: CENTRALLY
•
BLADE QUANTITY: 7
•
DESIGN TYPE: SINGLE WIDTH
•
HUB QUANTITY: 1
•
HUB BORE DIAMETER: 0.625 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
END ITEM IDENTIFICATIONAMERICAN FAN COMPANY 15JG FAN ASSEMBLY
OVERALL WIDTH16.000 INCHES NOMINAL IN
ROTATION DIRECTION FOR WHICH DESIGNEDCOUNTERCLOCKWISE
HUB LOCATIONCENTRALLY
BLADE QUANTITY7
DESIGN TYPESINGLE WIDTH
HUB QUANTITY1
HUB BORE DIAMETER0.625 INCHES NOMINAL IN
OVERALL DIAMETER18.250 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 9
45503Interchangeable
interchangeable cross-reference
interchangeable
D15-653DPC562Interchangeable
interchangeable cross-reference
interchangeable
11790Interchangeable
interchangeable cross-reference
interchangeable
D-510-710Interchangeable
interchangeable cross-reference
interchangeable
1-1561-1250Interchangeable
interchangeable cross-reference
interchangeable
46262Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 45503-12DEG.?
45503-12DEG. is a 45503-12DEG..
What parts can replace 45503-12DEG.?
There are 9 known substitutes for 45503-12DEG.: 45503, D15-653DPC562, 11790 and 6 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 45503-12DEG.?
45503-12DEG. is cataloged in the Federal Logistics Information System (FLIS) under NSN 4320-01-437-8934. 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