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BA261 ✓ 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: RECTANGULAR W/CORNER OPTIONAL, overall_width: 0.594 INCHES NOMINAL IN, terminal_type: FLAT SURFACE CAP, overall_height: 1.750 INCHES NOMINAL IN, overall_length: 1.000 INCHES NOMINAL IN, voltage_in_volts: 22.5. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 6135-00-160-7159, 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
BA261
NSN: 6135-00-160-7159
FSC: 6135
CAGE: H1200 — MINISTERIE VAN DEFENSIE CLASMATERIEELVOORZIENINGSAFDELING 2 (NLD)
SPECIFICATIONS
shapeRECTANGULAR W/CORNER OPTIONAL
overall_width0.594 INCHES NOMINAL IN
terminal_typeFLAT SURFACE CAP
overall_height1.750 INCHES NOMINAL IN
overall_length1.000 INCHES NOMINAL IN
voltage_in_volts22.5
terminal_quantity2
nondefinitive_spec/std_dataNO. BA-261/U NEDA 215 TYPE
NSN6135-00-160-7159
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available BATTERY,NONRECHARGEABLE TITLE COMPONENT PN BA261 MFR BATTERY,NONRECHARGEABL
KEY FEATURES
•
TERMINAL TYPE: FLAT SURFACE CAP
•
NONDEFINITIVE SPEC/STD DATA: NO. BA-261/U NEDA 215 TYPE
•
VOLTAGE IN VOLTS: 22.5
•
TERMINAL QUANTITY: 2
•
SHAPE: RECTANGULAR W/CORNER OPTIONAL
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)
TERMINAL TYPEFLAT SURFACE CAP
TERMINAL TYPEFLAT SURFACE BASE
NONDEFINITIVE SPEC/STD DATANO. BA-261/U NEDA 215 TYPE
VOLTAGE IN VOLTS22.5
TERMINAL QUANTITY2
SHAPERECTANGULAR W/CORNER OPTIONAL
OVERALL LENGTH1.000 INCHES NOMINAL IN
OVERALL WIDTH0.594 INCHES NOMINAL IN
OVERALL HEIGHT1.750 INCHES NOMINAL IN
NONDEFINITIVE SPEC/STD DATANO. BA-261/U NEDA 215 TYPE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 24
MIL-C-17/6Interchangeable
interchangeable cross-reference
interchangeable
87B2304Interchangeable
interchangeable cross-reference
interchangeable
RG11UInterchangeable
interchangeable cross-reference
interchangeable
82-61Interchangeable
interchangeable cross-reference
interchangeable
101101LEInterchangeable
interchangeable cross-reference
interchangeable
PInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is BA261?
BA261 is a BATTERY,NONRECHARGEABLE.
What parts can replace BA261?
There are 24 known substitutes for BA261: MIL-C-17/6, 87B2304, RG11U and 21 more. Substitute compatibility should be verified for your specific system.
Is BA261 still available?
BA261 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026