PartsTable
Technical Data Sheet
PartsTable / MRO / 648-1
648-1 ✓ Verified by PartsTable
— · MRO · MRO_GENERAL
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 LEAD,STORAGE BATTERY 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 material: ALUMINUM SEAT, tube_type: TRIODE, head_style: FLAT, head_height: 0.025 INCHES NOMINAL IN, recess_depth: 0.147 INCHES MINIMUM AND 0.152 INCHES MAXIMUM IN, head_diameter: 0.375 INCHES NOMINAL IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 6625-01-607-5044, 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
MRO→ MRO_GENERAL→ 648-1
NSN: 6625-01-607-5044
FSC: 6625
CAGE: 4U744 — FLUKE ELECTRONICS CORP (USA)
SPECIFICATIONS
materialALUMINUM SEAT
tube_typeTRIODE
head_styleFLAT
head_height0.025 INCHES NOMINAL IN
recess_depth0.147 INCHES MINIMUM AND 0.152 INCHES MAXIMUM IN
head_diameter0.375 INCHES NOMINAL IN
hole_diameter0.180 INCHES MINIMUM AND 0.190 INCHES MAXIMUM IN
overall_width17.000 INCHES NOMINAL IN
conductor_formSTRANDED SINGLE CONDUCTOR
overall_height33.000 INCHES NOMINAL IN
overall_length20.000 INCHES NOMINAL IN
mounting_methodSCREW
NSN6625-01-607-5044
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available LEAD,STORAGE BATTERY TITLE COMPONENT PN 648-1 MFR LEAD,STORAGE BATTERY
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 10
6481Interchangeable
interchangeable cross-reference
interchangeable
6481-000Interchangeable
interchangeable cross-reference
interchangeable
503-9912-002Interchangeable
interchangeable cross-reference
interchangeable
EN8-25Interchangeable
interchangeable cross-reference
interchangeable
RELEASE1370Interchangeable
interchangeable cross-reference
interchangeable
717751-1Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 648-1?
648-1 is a LEAD,STORAGE BATTERY. It is classified as a MRO (MRO_GENERAL).
What parts can replace 648-1?
There are 10 known substitutes for 648-1: 6481, 6481-000, 503-9912-002 and 7 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 648-1?
648-1 is cataloged in the Federal Logistics Information System (FLIS) under NSN 6625-01-607-5044. 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