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Technical Data Sheet
A0-20999 ✓ 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 FAN,CENTRIFUGAL is a the manufacturer thermal management component critical for maintaining optimal operating temperatures in enterprise hardware. Key specifications include phase: SINGLE, material: STEEL OVERALL, drive_type: DIRECT, inclosure_type: FULLY INCLOSED, outlet_location: TOP, prime_mover_type: ELECTRIC MOTOR. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4140-00-277-3131, 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
A0-20999
NSN: 4140-00-277-3131
FSC: 4140
CAGE: 82877 — ROTRON INCORPORATED (USA)
SPECIFICATIONS
phaseSINGLE
materialSTEEL OVERALL
quantity1
drive_typeDIRECT
inclosure_typeFULLY INCLOSED
stage_quantity1
outlet_locationTOP
prime_mover_typeELECTRIC MOTOR
surface_treatmentCADMIUM BLADE
discharge_directionANGULAR DOWN
outlet_inside_width1.469 INCHES NOMINAL IN
outlet_inside_height2.750 INCHES NOMINAL IN
NSN4140-00-277-3131
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available FAN,CENTRIFUGAL TITLE COMPONENT PN A0-20999 MFR FAN,CENTRIFUGAL
KEY FEATURES
DISCHARGE DIRECTION: ANGULAR DOWN
PRIME MOVER TYPE: ELECTRIC MOTOR
STAGE QUANTITY: 1
QUANTITY: 1
SURFACE TREATMENT: ENAMEL HOUSING
DRIVE TYPE: DIRECT
INCLOSURE TYPE: FULLY INCLOSED
ROTATION DIRECTION FOR WHICH DESIGNED: COUNTERCLOCKWISE
TYPICAL APPLICATIONS
  • Server thermal management and cooling
  • Hot-swap fan replacement in production environments
  • Redundant cooling for high-availability systems
TECHNICAL CHARACTERISTICS (FLIS)
DISCHARGE DIRECTIONANGULAR DOWN
PRIME MOVER TYPEELECTRIC MOTOR
STAGE QUANTITY1
QUANTITY1
SURFACE TREATMENTENAMEL HOUSING
DRIVE TYPEDIRECT
INCLOSURE TYPEFULLY INCLOSED
ROTATION DIRECTION FOR WHICH DESIGNEDCOUNTERCLOCKWISE
OPERATING SPEED AT RATED CAPACITY IN RPM3100.0
PHASESINGLE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 15
14263Interchangeable
interchangeable cross-reference
interchangeable
60-246Interchangeable
interchangeable cross-reference
interchangeable
ASTM B221Interchangeable
interchangeable cross-reference
interchangeable
PA4234Interchangeable
interchangeable cross-reference
interchangeable
E122310Interchangeable
interchangeable cross-reference
interchangeable
U31A2Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is A0-20999?
A0-20999 is a FAN,CENTRIFUGAL.
What parts can replace A0-20999?
There are 15 known substitutes for A0-20999: 14263, 60-246, ASTM B221 and 12 more. Substitute compatibility should be verified for your specific system.
Is A0-20999 still available?
A0-20999 is currently cancelled.
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