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Technical Data Sheet
PartsTable / MRO / 1291-337-7
1291-337-7 ✓ 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 CAPACITOR,FIXED,ELECTROLYTIC 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: PLASTIC CASE, body_style: W/O MTG FACILITIES TERMINAL(S) ON ONE SURFACE, body_width: 0.225 INCHES MAXIMUM IN, body_height: 0.075 INCHES MAXIMUM IN, body_length: 0.185 INCHES MAXIMUM IN, terminal_length: 1.625 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 5910-01-081-6912, 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→ 1291-337-7
NSN: 5910-01-081-6912
FSC: 5910
CAGE: 72314 — BAE SYSTEMS INFORMATION AND ELECTRONIC SYSTEMS INTEGRATION INC. (USA)
SPECIFICATIONS
materialPLASTIC CASE
body_styleW/O MTG FACILITIES TERMINAL(S) ON ONE SURFACE
body_width0.225 INCHES MAXIMUM IN
body_height0.075 INCHES MAXIMUM IN
body_length0.185 INCHES MAXIMUM IN
terminal_length1.625 INCHES NOMINAL IN
terminal_diameter0.051 INCHES NOMINAL IN
reliability_indicatorNOT ESTABLISHED
electrical_polarizationPOLARIZED
nonderated_operating_temp-55.0 CELSIUS MINIMUM AND 85.0 CELSIUS MAXIMUM DEGC
terminal_type_and_quantity2 UNINSULATED WIRE LEAD
tolerance_range_per_section-20.00 TO 20.00 PERCENT SINGLE SECTION
NSN5910-01-081-6912
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CAPACITOR,FIXED,ELECTROLYTIC TITLE COMPONENT PN 1291-337-7 MFR CAPACITOR,FIXED,ELECTR
KEY FEATURES
•
RELIABILITY INDICATOR: NOT ESTABLISHED
•
BODY HEIGHT: 0.075 INCHES MAXIMUM IN
•
TERMINAL TYPE AND QUANTITY: 2 UNINSULATED WIRE LEAD
•
CAPACITIVE ELECTRODE MATERIAL: TANTALUM
•
TERMINAL LENGTH: 1.625 INCHES NOMINAL IN
•
CAPACITANCE VALUE PER SECTION: 6.800 MICROFARADS SINGLE SECTION
•
TOLERANCE RANGE PER SECTION: -20.00 TO 20.00 PERCENT SINGLE SECTION
•
MATERIAL: PLASTIC CASE
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)
RELIABILITY INDICATORNOT ESTABLISHED
BODY HEIGHT0.075 INCHES MAXIMUM IN
TERMINAL TYPE AND QUANTITY2 UNINSULATED WIRE LEAD
CAPACITIVE ELECTRODE MATERIALTANTALUM
TERMINAL LENGTH1.625 INCHES NOMINAL IN
CAPACITANCE VALUE PER SECTION6.800 MICROFARADS SINGLE SECTION
TOLERANCE RANGE PER SECTION-20.00 TO 20.00 PERCENT SINGLE SECTION
MATERIALPLASTIC CASE
CENTER TO CENTER DISTANCE BETWEEN TERMINALS PARALLEL TO LENGTH0.150 INCHES NOMINAL IN
ELECTRICAL POLARIZATIONPOLARIZED
VERIFIED SUBSTITUTES & CROSS-REFERENCES 3
MMM-010-685R-20Interchangeable
interchangeable cross-reference
interchangeable
12272057-1Interchangeable
interchangeable cross-reference
interchangeable
T370-C685M010ASInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 1291-337-7?
1291-337-7 is a CAPACITOR,FIXED,ELECTROLYTIC. It is classified as a MRO (MRO_GENERAL).
What parts can replace 1291-337-7?
There are 3 known substitutes for 1291-337-7: MMM-010-685R-20, 12272057-1, T370-C685M010AS. Substitute compatibility should be verified for your specific system.
What is the NSN for 1291-337-7?
1291-337-7 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5910-01-081-6912. This indicates validated use in U.S. government and defense supply chains.
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Last verified: July 2026