The POWER SUPPLY is a the manufacturer power supply unit built for continuous operation in enterprise server and storage platforms. This part is cataloged in the U.S. Government catalog under NSN 4820-01-120-5587, 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
2640-651
NSN:4820-01-120-5587 NIINs:011205587, 013131141 FSC:4820 — Valves, Nonpowered CAGE:96169 — ELECTRIC BOAT CORPORATION DIV GENERAL DYNAMICS ELECTRIC BOAT (USA)
SPECIFICATIONS
NSN
4820-01-120-5587
COMPONENT DIAGRAM
KEY FEATURES
•
FLANGE SHAPE: ROUND WITH HOLES ALL ENDS
•
FLANGE FACE DESIGN: PLAIN ALL ENDS
•
BOLT CIRCLE NOMINAL DIAMETER: 13.250 INCHES ALL ENDS IN
•
CONNECTION TYPE: FLANGE ALL ENDS
•
STYLE DESIGNATOR: STRAIGHT THRU FLANGED ENDS
•
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-B-24059 MIL SPEC SINGLE MATERIAL RESPONSE STEM
•
BOLT HOLE NOMINAL DIAMETER: 1.312 INCHES ALL ENDS IN
•
OPERATING PRESSURE: 650.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
TYPICAL APPLICATIONS
Server power supply replacement (failed or degraded)
Redundant power upgrade for high-availability
Power capacity upgrade for GPU or expansion configurations
Hot-swap power maintenance in production environments
Spare inventory for break-fix operations
TECHNICAL CHARACTERISTICS
FLANGE SHAPE
ROUND WITH HOLES ALL ENDS
FLANGE FACE DESIGN
PLAIN ALL ENDS
BOLT CIRCLE NOMINAL DIAMETER
13.250 INCHES ALL ENDS IN
CONNECTION TYPE
FLANGE ALL ENDS
STYLE DESIGNATOR
STRAIGHT THRU FLANGED ENDS
MATERIAL DOCUMENT AND CLASSIFICATION
MIL-B-24059 MIL SPEC SINGLE MATERIAL RESPONSE STEM
BOLT HOLE NOMINAL DIAMETER
1.312 INCHES ALL ENDS IN
OPERATING PRESSURE
650.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
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FREQUENTLY ASKED QUESTIONS
What is 2640-651?
2640-651 is a POWER SUPPLY.
What parts can replace 2640-651?
There are 2 known substitutes for 2640-651: SS845-2109843 ASSYA, SS845-2109843. Substitute compatibility should be verified for your specific system.
What is the NSN for 2640-651?
2640-651 is cataloged in the U.S. Government catalog under NSN 4820-01-120-5587. This indicates validated use in U.S. government and defense supply chains.
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