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Technical Data Sheet
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45503-12DEG. — Technical Data Sheet

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— · COMPONENT
WHAT YOU NEED TO KNOW
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PRODUCT OVERVIEW

The IMPELLER,PUMP,CENTRIFUGAL is a the manufacturer industrial component. Key specifications include design_type: SINGLE WIDTH, hub_location: CENTRALLY, overall_width: 16.000 INCHES NOMINAL IN, overall_diameter: 18.250 INCHES NOMINAL IN, hub_bore_diameter: 0.625 INCHES NOMINAL IN, end_item_identification: AMERICAN FAN COMPANY 15JG FAN ASSEMBLY. 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
design_typeSINGLE WIDTH
hub_locationCENTRALLY
hub_quantity1
overall_width16.000 INCHES NOMINAL IN
blade_quantity7
overall_diameter18.250 INCHES NOMINAL IN
hub_bore_diameter0.625 INCHES NOMINAL IN
end_item_identificationAMERICAN FAN COMPANY 15JG FAN ASSEMBLY
rotation_direction_for_which_designedCOUNTERCLOCKWISE
NSN4320-01-437-8934
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available IMPELLER,PUMP,CENTRIFUGAL TITLE COMPONENT PN 45503-12DEG. MFR IMPELLER,PUMP,CENTRIFU
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 IMPELLER,PUMP,CENTRIFUGAL.
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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Last verified: September 2026