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Technical Data Sheet
PartsTable / COMPONENT / 4008186
4008186 ✓ 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 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 body_width: 0.750 INCHES MAXIMUM IN, body_height: 0.625 INCHES MAXIMUM IN, body_length: 1.500 INCHES MAXIMUM IN, inclosure_type: FULLY INCLOSED, mounting_method: THREADED HOLE(S) SINGLE GROUP, frequency_rating: 400.0 HERTZ NOMINAL SINGLE COMPONENT. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5950-00-349-6352, 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
4008186
NSN: 5950-00-349-6352
FSC: 5950
CAGE: 07187 — HONEYWELL INTERNATIONAL INC. DBA HONEYWELL INTERNATIONAL (USA)
SPECIFICATIONS
body_width0.750 INCHES MAXIMUM IN
body_height0.625 INCHES MAXIMUM IN
body_length1.500 INCHES MAXIMUM IN
inclosure_typeFULLY INCLOSED
mounting_methodTHREADED HOLE(S) SINGLE GROUP
frequency_rating400.0 HERTZ NOMINAL SINGLE COMPONENT
nominal_thread_size0.086 INCHES SINGLE GROUP IN
reliability_indicatorNOT ESTABLISHED
maximum_operating_temp130.0 CELSIUS DEGC
thread_series_designatorUNIFIED NATIONAL COARSE (UNC) SINGLE GROUP
winding_operating_voltage10.40 AC VOLTS NOMINAL AND 12.00 AC VOLTS NOMINAL AND 22.40 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE SECONDARY
mounting_facility_quantity2 SINGLE GROUP
NSN5950-00-349-6352
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available LEAD,STORAGE BATTERY TITLE COMPONENT PN 4008186 MFR LEAD,STORAGE BATTERY
KEY FEATURES
•
DISTANCE BETWEEN MOUNTING FACILITY CENTERS: 0.750 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
•
MOUNTING METHOD: THREADED HOLE(S) SINGLE GROUP
•
THREAD SERIES DESIGNATOR: UNIFIED NATIONAL COARSE (UNC) SINGLE GROUP
•
INCLOSURE TYPE: FULLY INCLOSED
•
INPUT-OUTPUT PHASE RELATIONSHIP: SINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
•
RELIABILITY INDICATOR: NOT ESTABLISHED
•
WINDING OPERATING VOLTAGE: 10.40 AC VOLTS NOMINAL AND 12.00 AC VOLTS NOMINAL AND 22.40 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE SECONDARY
•
MAXIMUM OPERATING TEMP: 130.0 CELSIUS DEGC
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
TECHNICAL CHARACTERISTICS (FLIS)
DISTANCE BETWEEN MOUNTING FACILITY CENTERS0.750 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
MOUNTING METHODTHREADED HOLE(S) SINGLE GROUP
THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC) SINGLE GROUP
INCLOSURE TYPEFULLY INCLOSED
INPUT-OUTPUT PHASE RELATIONSHIPSINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
RELIABILITY INDICATORNOT ESTABLISHED
WINDING OPERATING VOLTAGE10.40 AC VOLTS NOMINAL AND 12.00 AC VOLTS NOMINAL AND 22.40 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE SECONDARY
MAXIMUM OPERATING TEMP130.0 CELSIUS DEGC
BODY LENGTH1.500 INCHES MAXIMUM IN
NOMINAL THREAD SIZE0.086 INCHES SINGLE GROUP IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 5
256275Interchangeable
interchangeable cross-reference
interchangeable
605806Interchangeable
interchangeable cross-reference
interchangeable
418757Interchangeable
interchangeable cross-reference
interchangeable
4008186Interchangeable
interchangeable cross-reference
interchangeable
4008166Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 4008186?
4008186 is a LEAD,STORAGE BATTERY.
What parts can replace 4008186?
There are 5 known substitutes for 4008186: 256275, 605806, 418757 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 4008186?
4008186 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5950-00-349-6352. This indicates validated use in U.S. government and defense supply chains.
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Last verified: July 2026