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L73972 — IMPELLER,FAN,AXIAL

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

L73972: IMPELLER,FAN,AXIAL.

The IMPELLER,FAN,AXIAL is a the manufacturer thermal management component critical for maintaining optimal operating temperatures in enterprise hardware. Key specifications include diameter: 20.250 INCHES NOMINAL IN, material: STEEL OVERALL, hub_location: BACK, style_designator: ROUNDED TIP, attachment_method: BOLT HOLE, mounting_hole_diameter: 0.406 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 2930-01-083-4429, 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
L73972
NSN: 2930-01-083-4429
FSC: 2930 — Engine Cooling System Components, Nonaircraft
CAGE: 10988 — CNH INDUSTRIAL AMERICA LLC DBA CNH AMERICA (USA)
SPECIFICATIONS
diameter20.250 INCHES NOMINAL IN
materialSTEEL OVERALL
hub_locationBACK
blade_quantity6
style_designatorROUNDED TIP
attachment_methodBOLT HOLE
mounting_hole_diameter0.406 INCHES NOMINAL IN
mounting_hole_quantity4
end_item_identification3805-00-253-0627
mounting_bolt_circle_diameter2.375 INCHES NOMINAL IN
rotation_direction_for_which_designedCLOCKWISE
NSN2930-01-083-4429
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available IMPELLER,FAN,AXIAL TITLE COMPONENT PN L73972 MFR IMPELLER,FAN,AXIAL
KEY FEATURES
•
MOUNTING HOLE QUANTITY: 4
•
STYLE DESIGNATOR: ROUNDED TIP
•
ATTACHMENT METHOD: BOLT HOLE
•
MOUNTING HOLE DIAMETER: 0.406 INCHES NOMINAL IN
•
DIAMETER: 20.250 INCHES NOMINAL IN
•
BLADE QUANTITY: 6
•
MOUNTING BOLT CIRCLE DIAMETER: 2.375 INCHES NOMINAL IN
•
HUB LOCATION: BACK
TYPICAL APPLICATIONS
  • Server thermal management and cooling
  • Hot-swap fan replacement in production environments
  • Redundant cooling for high-availability systems
TECHNICAL CHARACTERISTICS
MOUNTING HOLE QUANTITY4
STYLE DESIGNATORROUNDED TIP
ATTACHMENT METHODBOLT HOLE
MOUNTING HOLE DIAMETER0.406 INCHES NOMINAL IN
DIAMETER20.250 INCHES NOMINAL IN
BLADE QUANTITY6
MOUNTING BOLT CIRCLE DIAMETER2.375 INCHES NOMINAL IN
HUB LOCATIONBACK
END ITEM IDENTIFICATION3805-00-253-0627
MATERIALSTEEL OVERALL
OTHER ITEMS IN FSC 2930 — Engine Cooling System Components, Nonaircraft
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
2930-00-000-3438 2930-00-001-3502 2930-00-001-6288 2930-00-001-6299 2930-00-001-6300 2930-00-001-6301 2930-00-001-6302 2930-00-001-7842
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is L73972?
L73972 is a IMPELLER,FAN,AXIAL.
What is the NSN for L73972?
L73972 is cataloged in the U.S. Government catalog under NSN 2930-01-083-4429. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.