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Technical Data Sheet
PartsTable / MRO / S126
S126 ✓ Verified by PartsTable
— · MRO · MRO_GENERAL
WHAT YOU NEED TO KNOW
SAS cables have specific lane counts: 4i (internal) or 4e (external) Cable length matters — too short won't reach, too long creates clutter
Verify connector type on BOTH ends — many SAS cables are asymmetric
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 bore_diameter: 4.5270 INCHES NOMINAL IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5998-00-460-0442, 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→ S126
NSN: 5998-00-460-0442
FSC: 5998 — CIRCUIT CARD ASSEMBLY
CAGE: K0656 — BAE SYSTEMS (OPERATIONS) LIMITED (GBR)
SPECIFICATIONS
bore_diameter4.5270 INCHES NOMINAL IN
NSN5998-00-460-0442
COMPONENT DIAGRAM
CONN A SFF-8482 CONN B SFF-8087 LENGTH: SAS CABLE ASSEMBLY | SFF-8482 to SFF-8087 Cable length: | SAS | Shielded TITLE CABLE ASSY PN S126 MFR CAPACITOR,FIXED,ELECTROLYTIC
KEY FEATURES
•
FEATURES PROVIDED: ELECTROSTATIC SENSITIVE
•
CRITICALITY CODE JUSTIFICATION: CBBL
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)
FEATURES PROVIDEDELECTROSTATIC SENSITIVE
OVERALL WIDTH4.400 INCHES NOMINAL IN
END ITEM IDENTIFICATIONAUTOMATIC TEST EQUIPMENT
SPECIAL FEATURES2 CAPACITORS, 19 MICROCIRCUITS, 1PWB
OVERALL HEIGHT0.410 INCHES NOMINAL IN
OVERALL LENGTH4.900 INCHES NOMINAL IN
CRITICALITY CODE JUSTIFICATIONCBBL
FEATURES PROVIDEDELECTROSTATIC SENSITIVE
OVERALL WIDTH4.400 INCHES NOMINAL IN
END ITEM IDENTIFICATIONAUTOMATIC TEST EQUIPMENT
VERIFIED SUBSTITUTES & CROSS-REFERENCES 13
M39006/01-2291Interchangeable
interchangeable cross-reference
interchangeable
S126Interchangeable
interchangeable cross-reference
interchangeable
DDHEMHInterchangeable
interchangeable cross-reference
interchangeable
222DDHEMHInterchangeable
interchangeable cross-reference
interchangeable
4018T56P01Interchangeable
interchangeable cross-reference
interchangeable
10087733Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is S126?
S126 is a CAPACITOR,FIXED,ELECTROLYTIC. It is classified as a MRO (MRO_GENERAL).
What parts can replace S126?
There are 13 known substitutes for S126: M39006/01-2291, S126, DDHEMH and 10 more. Substitute compatibility should be verified for your specific system.
Is S126 still available?
S126 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