The FAN,CENTRIFUGAL is a the manufacturer thermal management component critical for maintaining optimal operating temperatures in enterprise hardware. Key specifications include air_flow_rate: 128.0 CUBIC FEET PER MINUTE NOMINAL, operating_speed_at_rated_capacity_in_rpm: 3450.0. This part is cataloged in the U.S.
Government catalog under NSN 4140-01-419-8496, 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
B3731
NSN:4140-01-419-8496 FSC:4140 — Fans, Air Circulators, and Blower Equipment CAGE:75477 — FM AF, LLC DBA AMERICAN FAN COMPANY (USA)
SPECIFICATIONS
air_flow_rate
128.0 CUBIC FEET PER MINUTE NOMINAL
NSN
4140-01-419-8496
COMPONENT DIAGRAM
KEY FEATURES
•
OPERATING SPEED AT RATED CAPACITY IN RPM: 3450.0
•
AIR FLOW RATE: 128.0 CUBIC FEET PER MINUTE NOMINAL
TYPICAL APPLICATIONS
Server thermal management and cooling
Hot-swap fan replacement in production environments
Redundant cooling for high-availability systems
TECHNICAL CHARACTERISTICS
OPERATING SPEED AT RATED CAPACITY IN RPM
3450.0
AIR FLOW RATE
128.0 CUBIC FEET PER MINUTE NOMINAL
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 B3731?
B3731 is a FAN,CENTRIFUGAL.
What parts can replace B3731?
There is 1 known substitute for B3731: 9W-72900-CD-3731. Substitute compatibility should be verified for your specific system.
What is the NSN for B3731?
B3731 is cataloged in the U.S. Government catalog under NSN 4140-01-419-8496. This indicates validated use in U.S. government and defense supply chains.
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