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Technical Data Sheet
PartsTable / COMPONENT / 531L
531L ✓ Verified by PartsTable
— · COMPONENT
WHAT YOU NEED TO KNOW
Verify manufacturer and server generation compatibility Check if Option PN or Spare PN — same part, different channel
Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

The BATTERY,NONRECHARGEABLE is a the manufacturer cache protection component designed to preserve data integrity during power loss events in enterprise server and storage controller environments. Key specifications include shape: CYLINDRICAL, terminal_type: SNAP-ON TOP, overall_length: 2.288 INCHES MINIMUM AND 2.412 INCHES MAXIMUM IN, overall_diameter: 0.645 INCHES MINIMUM AND 0.664 INCHES MAXIMUM IN, voltage_in_volts: 4.5, battery_electrolyte: ALKALINE. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 6680-00-065-5474, 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
531L
NSN: 6680-00-065-5474
FSC: 6680
CAGE: 57733 — STEWART-WARNER CORPORATION (USA)
SPECIFICATIONS
shapeCYLINDRICAL
terminal_typeSNAP-ON TOP
overall_length2.288 INCHES MINIMUM AND 2.412 INCHES MAXIMUM IN
overall_diameter0.645 INCHES MINIMUM AND 0.664 INCHES MAXIMUM IN
voltage_in_volts4.5
terminal_quantity2
battery_electrolyteALKALINE
NSN6680-00-065-5474
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available BATTERY,NONRECHARGEABLE TITLE COMPONENT PN 531L MFR BATTERY,NONRECHARGEABL
TYPICAL APPLICATIONS
  • RAID cache protection during power loss events
  • Write-back cache enablement for storage controllers
  • Enterprise server data integrity assurance
  • Hot-swap battery/capacitor replacement in production
VERIFIED SUBSTITUTES & CROSS-REFERENCES 3
PX19Interchangeable
interchangeable cross-reference
interchangeable
531Interchangeable
interchangeable cross-reference
interchangeable
567JMInterchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 531L?
531L is a BATTERY,NONRECHARGEABLE.
What parts can replace 531L?
There are 3 known substitutes for 531L: PX19, 531, 567JM. Substitute compatibility should be verified for your specific system.
What is the NSN for 531L?
531L is cataloged in the Federal Logistics Information System (FLIS) under NSN 6680-00-065-5474. 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.
PartsTable Design LLC · partstable.com
Last verified: July 2026