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5157 ✓ Verified by PartsTable
IBM · POWER_SUPPLY · HOTPLUG_PSU
WHAT YOU NEED TO KNOW
Hotplug PSUs are very sturdy — rarely see warranty claims. Safe bet. Always make sure they're tested. Key checks: Make sure tested.
PRODUCT OVERVIEW
IBM 575 WATT POWER SUPPLY

<b>Nebula Together</b><br>The USG FLEX 50 is now part of the Nebula cloud management family with the same easy management interface and streamlined configuration & updates. The network functions and management services are pushed to the cloud and are optimized for managing distributed networks. The USG FLEX 50 helps customers to comply with regulations by offering log archiving service without the need for additional hardware and software installation.<br><br><b>Robust VPN Connections</b><br>The USG FLEX 50 provides comprehensive VPN connection types including IKEv2, SSL & IPsec VPN.

All offer customers secured remote connections. IPsec VPN hardware engine for high-efficiency VPN tunnel. VPN load balance/failover with IKEv2 ensures strong VPN reliability and security for your business.<br><br><b>Comprehensive Content Filter Service</b><br>The USG FLEX 50 delivers enhanced content filtering functionality and security through its powerful combination of both reputation and category-based This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-036-1747, indicating validated use in U.S.

government and defense logistics supply chains.

WHERE IT FITS
POWER_SUPPLY→ HOTPLUG_PSU→ 5157
NSN: 4820-00-036-1747
FSC: 4820
CAGE: 75954 — KUNKLE INDUSTRIES INC LONERGAN VALVE DIV (USA)
SPECIFICATIONS
Part Number5157
ManufacturerIBM
Wattage575W
NSN4820-00-036-1747
COMPONENT DIAGRAM
PULL TAB AIRFLOW 575W PLATINUM 100-240V~ 50/60Hz IBM BACKPLANE CONN ~200 mm HOT-PLUG POWER SUPPLY | 575W | Platinum AC input 100-240V | Redundant pair required | Match wattage in same chassis TITLE PSU 575W PN 5157 MFR IBM Platinum
KEY FEATURES
•
575W Power Rating
•
BODY OUTSIDE DIAMETER: 3.118 INCHES NOMINAL IN
•
THREAD SERIES DESIGNATOR: UN SINGLE THREADED PORTION
•
SEATING SURFACE SHAPE: FLAT
•
MATERIAL: NICKEL ALLOY OVERALL
•
THREAD CLASS: 2A SINGLE THREADED PORTION A
•
THREAD LENGTH: 0.369 INCHES NOMINAL SINGLE THREADED PORTION IN
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 (FLIS)
BODY OUTSIDE DIAMETER3.118 INCHES NOMINAL IN
THREAD SERIES DESIGNATORUN SINGLE THREADED PORTION
SEATING SURFACE SHAPEFLAT
MATERIALNICKEL ALLOY OVERALL
OVERALL HEIGHT0.788 INCHES NOMINAL IN
SPECIAL FEATURESW/2 LUGS ON INSIDE SPACED 180 DEG APART
THREAD CLASS2A SINGLE THREADED PORTION A
THREAD LENGTH0.369 INCHES NOMINAL SINGLE THREADED PORTION IN
NOMINAL THREAD SIZE3.000 INCHES SINGLE THREADED PORTION IN
STYLE DESIGNATORPLAIN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 17
8RD2035Interchangeable
interchangeable cross-reference
interchangeable
TVR24-13Interchangeable
interchangeable cross-reference
interchangeable
70C44309C01Interchangeable
interchangeable cross-reference
interchangeable
5157Interchangeable
IBM 575 Watt Power Supply
interchangeable
K5157Interchangeable
interchangeable cross-reference
interchangeable
4494-2Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 5157?
5157 is a IBM 575 Watt Power Supply manufactured by IBM. It is classified as a POWER_SUPPLY (HOTPLUG_PSU).
What parts can replace 5157?
There are 17 known substitutes for 5157: 8RD2035, TVR24-13, 70C44309C01 and 14 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 5157?
5157 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-036-1747. This indicates validated use in U.S. government and defense supply chains.
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Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
Last verified: July 2026