Hot-plug fans can be replaced without shutdown Dual-rotor = higher CFM for high-power configs (GPU, dense storage)
AIRFLOW DIRECTION IS CRITICAL — reversed fan = thermal shutdown
PRODUCT OVERVIEW
Standard UTP network cable used either to connect a computer to a hub/switch or to link two hubs or switches together via the uplink port. These UTP network cables cannot be used to connect two computers directly – a hub or switch is required. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5895-01-550-5383, 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
50639
NSN:5895-01-550-5383 FSC:5895 CAGE:08YF5 — NAVY, UNITED STATES DEPARTMENT OF THE DBA CDSA (USA)
SPECIFICATIONS
length
4.000 INCHES NOMINAL IN
diameter
1.063 INCHES NOMINAL IN
seat_angle
37.0 DEGREES FIRST END
bonnet_type
INSIDE SCREW
thread_class
2A FIRST END A
hole_diameter
0.314 INCHES MINIMUM AND 0.322 INCHES MAXIMUM IN
connection_type
THREADED EXTERNAL TUBE FIRST END
hardness_rating
45.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM
connection_style
GASKET SEAL(BOSS) SECOND END
outside_diameter
0.583 INCHES MAXIMUM IN
special_features
SIMULATES EGU 12/A ENGINE OIL PRESSURE INDICATOR; SINGLE DC SYNCHRO DRIVE; 5V BLUE WHITE LIGHTING V
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FREQUENTLY ASKED QUESTIONS
What is 50639?
50639 is a HEAT SINK,ELECTRICAL-ELECTRONIC manufactured by Sandberg.
What parts can replace 50639?
There are 3 known substitutes for 50639: UA 4724-2005, UA 274A-2005, 6545NCM050760. Substitute compatibility should be verified for your specific system.
What is the NSN for 50639?
50639 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5895-01-550-5383. This indicates validated use in U.S. government and defense supply chains.
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