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Technical Data Sheet
PartsTable / BATTERY / 3M40
3M40 ✓ Verified by PartsTable
— · BATTERY · LITHIUM
WHAT YOU NEED TO KNOW
Lithium batteries are restricted for air travel and may require a dangerous goods certificate with additional carrier fees. Ground shipping adds transit time — plan accordingly. Always check the date code, batteries degrade over time. Buy in bulk when possible, these are consumables. Key checks: Buy in bulk — consumables.
RESTRICTED for air — DG certificate required
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 usage_design: HEARING AIDS,RADIOS AND PAGERS, terminal_type: FLAT SURFACE TOP, overall_length: 1.930 INCHES NOMINAL IN, overall_diameter: 0.656 INCHES NOMINAL IN, special_features: ZINC MERCURY OXIDE; 3 CELLS, SERIES CONFIGURATION; SEALED METALLIC CASE, voltage_in_volts: 4.2. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 6135-00-087-0333, 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
BATTERY→ LITHIUM→ 3M40
NSN: 6135-00-087-0333
FSC: 6135
CAGE: 80204 — AMERICAN NATIONAL STANDARDS INSTITUTE INCORPORATED DBA AMERICAN NATIONAL STANDARDS INSTITUTE (USA)
SPECIFICATIONS
usage_designHEARING AIDS,RADIOS AND PAGERS
terminal_typeFLAT SURFACE TOP
overall_length1.930 INCHES NOMINAL IN
overall_diameter0.656 INCHES NOMINAL IN
special_featuresZINC MERCURY OXIDE; 3 CELLS, SERIES CONFIGURATION; SEALED METALLIC CASE
voltage_in_volts4.2
terminal_quantity2
ampere_hour_capacity1.35
time_capacity_in_hours34.80
specification/standard_data80204-ANSI C18.1 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
NSN6135-00-087-0333
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available BATTERY,NONRECHARGEABLE TITLE COMPONENT PN 3M40 MFR BATTERY,NONRECHARGEABL
KEY FEATURES
•
VOLTAGE IN VOLTS: 4.2
•
SPECIFICATION/STANDARD DATA: 80204-ANSI C18.1 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
•
AMPERE HOUR CAPACITY: 1.35
•
TIME CAPACITY IN HOURS: 34.80
•
OVERALL DIAMETER: 0.656 INCHES NOMINAL IN
•
USAGE DESIGN: HEARING AIDS,RADIOS AND PAGERS
•
TERMINAL TYPE: FLAT SURFACE BOTTOM
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)
VOLTAGE IN VOLTS4.2
SPECIFICATION/STANDARD DATA80204-ANSI C18.1 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
AMPERE HOUR CAPACITY1.35
TIME CAPACITY IN HOURS34.80
OVERALL LENGTH1.930 INCHES NOMINAL IN
OVERALL DIAMETER0.656 INCHES NOMINAL IN
USAGE DESIGNHEARING AIDS,RADIOS AND PAGERS
TERMINAL TYPEFLAT SURFACE BOTTOM
TERMINAL QUANTITY2
TERMINAL TYPEFLAT SURFACE TOP
VERIFIED SUBSTITUTES & CROSS-REFERENCES 36
SMA587705Interchangeable
interchangeable cross-reference
interchangeable
7000-S798Interchangeable
interchangeable cross-reference
interchangeable
0199Interchangeable
interchangeable cross-reference
interchangeable
15Interchangeable
interchangeable cross-reference
interchangeable
6447Interchangeable
interchangeable cross-reference
interchangeable
T401MInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99DG Class 9 — LithiumRestricted Air Freight
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FREQUENTLY ASKED QUESTIONS
What is 3M40?
3M40 is a BATTERY,NONRECHARGEABLE. It is classified as a BATTERY (LITHIUM).
What parts can replace 3M40?
There are 36 known substitutes for 3M40: SMA587705, 7000-S798, 0199 and 33 more. Substitute compatibility should be verified for your specific system.
Is 3M40 still available?
3M40 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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Last verified: July 2026