The FAN,TUBEAXIAL is a the manufacturer thermal management component critical for maintaining optimal operating temperatures in enterprise hardware. This part is cataloged in the U.S. Government catalog under NSN 4140-01-193-1565, 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
PT77B3
NSN:4140-01-193-1565 FSC:4140 — Fans, Air Circulators, and Blower Equipment CAGE:5Y921 — COMAIR ROTRON INC SUB OF KL INDUSTRIES INC (USA)
SPECIFICATIONS
Part Number
PT77B3
NSN
4140-01-193-1565
COMPONENT DIAGRAM
TYPICAL APPLICATIONS
Server thermal management and cooling
Hot-swap fan replacement in production environments
Redundant cooling for high-availability systems
OTHER ITEMS IN FSC 4140 — Fans, Air Circulators, and Blower Equipment
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
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FREQUENTLY ASKED QUESTIONS
What is PT77B3?
PT77B3 is a FAN,TUBEAXIAL.
What parts can replace PT77B3?
There are 4 known substitutes for PT77B3: 83K0480, 028312, 3619817 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for PT77B3?
PT77B3 is cataloged in the U.S. Government catalog under NSN 4140-01-193-1565. This indicates validated use in U.S. government and defense supply chains.
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