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Technical Data Sheet
PartsTable / COMPONENT / C61-7
C61-7 ✓ 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 PUMP,COOLING SYSTEM,ENGINE is a the manufacturer thermal management component critical for maintaining optimal operating temperatures in enterprise hardware. Key specifications include material: PLASTIC POLYTETRAFLUOROETHYLENE TUBE, end_style: SPRING END,SQUARED BOTH ENDS, inside_diameter: 0.625 INCHES NOMINAL IN, outside_diameter: 0.875 INCHES NOMINAL IN, style_designator: CYLINDRICAL, spring_free_length: 0.500 INCHES NOMINAL IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5360-00-366-6551, 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
C61-7
NSN: 5360-00-366-6551
FSC: 5360
CAGE: 27992 — NATIONAL INSTITUTES OF HEALTH DBA NICHD DIV NICHD (USA)
SPECIFICATIONS
materialPLASTIC POLYTETRAFLUOROETHYLENE TUBE
end_styleSPRING END,SQUARED BOTH ENDS
coil_quantity3
inside_diameter0.625 INCHES NOMINAL IN
outside_diameter0.875 INCHES NOMINAL IN
style_designatorCYLINDRICAL
spring_free_length0.500 INCHES NOMINAL IN
coil_helix_directionLEFT-HAND
inside_surface_conditionSMOOTH
cross-sectional_shape_styleROUND
spring_free_outside_diameter0.312 INCHES NOMINAL IN
NSN5360-00-366-6551
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available PUMP,COOLING SYSTEM,ENGINE TITLE COMPONENT PN C61-7 MFR PUMP,COOLING SYSTEM,EN
KEY FEATURES
•
INSIDE DIAMETER: 0.250 INCHES NOMINAL IN
•
SPRING FREE LENGTH: 0.500 INCHES NOMINAL IN
•
END STYLE: SPRING END,SQUARED BOTH ENDS
•
MATERIAL: STEEL OVERALL
•
COIL HELIX DIRECTION: LEFT-HAND
•
STYLE DESIGNATOR: CYLINDRICAL
•
SPRING FREE OUTSIDE DIAMETER: 0.312 INCHES NOMINAL IN
•
COIL QUANTITY: 3
TYPICAL APPLICATIONS
  • Server thermal management and cooling
  • Hot-swap fan replacement in production environments
  • Redundant cooling for high-availability systems
TECHNICAL CHARACTERISTICS (FLIS)
INSIDE DIAMETER0.250 INCHES NOMINAL IN
SPRING FREE LENGTH0.500 INCHES NOMINAL IN
END STYLESPRING END,SQUARED BOTH ENDS
MATERIALSTEEL OVERALL
COIL HELIX DIRECTIONLEFT-HAND
STYLE DESIGNATORCYLINDRICAL
SPRING FREE OUTSIDE DIAMETER0.312 INCHES NOMINAL IN
COIL QUANTITY3
VERIFIED SUBSTITUTES & CROSS-REFERENCES 20
6184Interchangeable
interchangeable cross-reference
interchangeable
56-300Interchangeable
interchangeable cross-reference
interchangeable
C0V0917Interchangeable
interchangeable cross-reference
interchangeable
5K3294Interchangeable
interchangeable cross-reference
interchangeable
40138Interchangeable
interchangeable cross-reference
interchangeable
B94.19 TABLE 1Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is C61-7?
C61-7 is a PUMP,COOLING SYSTEM,ENGINE.
What parts can replace C61-7?
There are 20 known substitutes for C61-7: 6184, 56-300, C0V0917 and 17 more. Substitute compatibility should be verified for your specific system.
Is C61-7 still available?
C61-7 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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Last verified: July 2026