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2640651 — POWER SUPPLY

✓ Government record, cited
— · PSU
PRODUCT OVERVIEW

2640651: POWER SUPPLY.

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
2640651
NSN: 4820-01-120-5587
NIINs: 011205587, 013131141
FSC: 4820 — Valves, Nonpowered
CAGE: 96169 — ELECTRIC BOAT CORPORATION DIV GENERAL DYNAMICS ELECTRIC BOAT (USA)
SPECIFICATIONS
NSN4820-01-120-5587
COMPONENT DIAGRAM
PULL TAB AIRFLOW —W PLATINUM 100-240V~ 50/60Hz OEM BACKPLANE CONN ~200 mm HOT-PLUG POWER SUPPLY | —W | Platinum AC input 100-240V | Redundant pair required | Match wattage in same chassis TITLE PSU —W PN 2640651 MFR OEM Platinum
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
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CONNECTION TYPE: FLANGE ALL ENDS
•
STYLE DESIGNATOR: STRAIGHT THRU FLANGED ENDS
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MATERIAL DOCUMENT AND CLASSIFICATION: MIL-B-24059 MIL SPEC SINGLE MATERIAL RESPONSE STEM
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BOLT HOLE NOMINAL DIAMETER: 1.312 INCHES ALL ENDS IN
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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 SHAPEROUND WITH HOLES ALL ENDS
FLANGE FACE DESIGNPLAIN ALL ENDS
BOLT CIRCLE NOMINAL DIAMETER13.250 INCHES ALL ENDS IN
CONNECTION TYPEFLANGE ALL ENDS
STYLE DESIGNATORSTRAIGHT THRU FLANGED ENDS
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-B-24059 MIL SPEC SINGLE MATERIAL RESPONSE STEM
BOLT HOLE NOMINAL DIAMETER1.312 INCHES ALL ENDS IN
OPERATING PRESSURE650.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
VALVE SIZE6.000 INCHES IN
NOMINAL OUTSIDE DIAMETER15.875 INCHES ALL ENDS IN
SUBSTITUTES & CROSS-REFERENCES 2
SS845-2109843 ASSYASame NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
SS845-2109843Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 2640651?
2640651 is a POWER SUPPLY.
What parts can replace 2640651?
There are 2 known substitutes for 2640651: SS845-2109843 ASSYA, SS845-2109843. Substitute compatibility should be verified for your specific system.
What is the NSN for 2640651?
2640651 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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