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PartsTable / COMPONENT / 2-1-2RHF3125S
2-1-2RHF3125S ✓ 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 IMPELLER,FAN,AXIAL is a the manufacturer thermal management component critical for maintaining optimal operating temperatures in enterprise hardware. Key specifications include diameter: 2.500 INCHES NOMINAL IN, material: ALUMINUM OVERALL, hub_location: CENTER, blade_quantity: 10, style_designator: OVERLAPPING STRAIGHT TIP, attachment_method: SETSCREW. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4140-00-177-0463, 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
2-1-2RHF3125S
NSN: 4140-00-177-0463
FSC: 4140
CAGE: 04870 — PM MOTOR CO (USA)
SPECIFICATIONS
diameter2.500 INCHES NOMINAL IN
materialALUMINUM OVERALL
hub_locationCENTER
blade_quantity10
style_designatorOVERLAPPING STRAIGHT TIP
attachment_methodSETSCREW
rotation_direction_for_which_designedCLOCKWISE
NSN4140-00-177-0463
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available IMPELLER,FAN,AXIAL TITLE COMPONENT PN 2-1-2RHF3125S MFR IMPELLER,FAN,AXIAL
KEY FEATURES
•
ATTACHMENT METHOD: SETSCREW
•
HUB LOCATION: CENTER
•
BLADE QUANTITY: 10
•
ROTATION DIRECTION FOR WHICH DESIGNED: CLOCKWISE
•
STYLE DESIGNATOR: OVERLAPPING STRAIGHT TIP
•
MATERIAL: ALUMINUM OVERALL
•
DIAMETER: 2.500 INCHES NOMINAL IN
TYPICAL APPLICATIONS
  • Server thermal management and cooling
  • Hot-swap fan replacement in production environments
  • Redundant cooling for high-availability systems
TECHNICAL CHARACTERISTICS (FLIS)
ATTACHMENT METHODSETSCREW
HUB LOCATIONCENTER
BLADE QUANTITY10
ROTATION DIRECTION FOR WHICH DESIGNEDCLOCKWISE
STYLE DESIGNATOROVERLAPPING STRAIGHT TIP
MATERIALALUMINUM OVERALL
DIAMETER2.500 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 5
47923Interchangeable
interchangeable cross-reference
interchangeable
AR51284Interchangeable
interchangeable cross-reference
interchangeable
BM92554Interchangeable
interchangeable cross-reference
interchangeable
7705721Interchangeable
interchangeable cross-reference
interchangeable
629930Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 2-1-2RHF3125S?
2-1-2RHF3125S is a IMPELLER,FAN,AXIAL.
What parts can replace 2-1-2RHF3125S?
There are 5 known substitutes for 2-1-2RHF3125S: 47923, AR51284, BM92554 and 2 more. Substitute compatibility should be verified for your specific system.
Is 2-1-2RHF3125S still available?
2-1-2RHF3125S is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026