PartsTable
Technical Data Sheet
PartsTable / MRO / M161
M161 ✓ 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 material: GLASS CASE, anode_type: ETCHED FOIL, body_style: W/THD MTG HOLE(S)/STUD(S) TERMINAL(S) ON ONE SURFACE, body_width: 0.880 INCHES NOMINAL IN, body_height: 2.250 INCHES NOMINAL IN, body_length: 2.900 INCHES NOMINAL IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5999-00-023-5065, 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→ M161
NSN: 5999-00-023-5065
FSC: 5999
CAGE: 74829 — ILSCO CORP (USA)
SPECIFICATIONS
materialGLASS CASE
anode_typeETCHED FOIL
body_styleW/THD MTG HOLE(S)/STUD(S) TERMINAL(S) ON ONE SURFACE
body_width0.880 INCHES NOMINAL IN
body_height2.250 INCHES NOMINAL IN
body_length2.900 INCHES NOMINAL IN
overall_width0.594 INCHES NOMINAL IN
overall_height0.844 INCHES NOMINAL IN
overall_length0.500 INCHES NOMINAL IN
section_quantity2
style_designatorFERRULE CLIP W/STOP
nominal_thread_size0.138 INCHES IN
NSN5999-00-023-5065
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 M161 MFR CAPACITOR,FIXED,ELECTROLYTIC
KEY FEATURES
•
VOLTAGE RATING IN VOLTS: 250.0 DC
•
HOLE ACCOMMODATION DIAMETER: 0.562 INCHES NOMINAL IN
•
MATERIAL: COPPER ALLOY BODY
•
STYLE DESIGNATOR: FERRULE CLIP W/STOP
•
CURRENT RATING IN AMPS: 30.0
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 RATING IN VOLTS250.0 DC
OVERALL WIDTH0.594 INCHES NOMINAL IN
HOLE ACCOMMODATION DIAMETER0.562 INCHES NOMINAL IN
MATERIALCOPPER ALLOY BODY
STYLE DESIGNATORFERRULE CLIP W/STOP
OVERALL HEIGHT0.844 INCHES NOMINAL IN
CURRENT RATING IN AMPS30.0
OVERALL LENGTH0.500 INCHES NOMINAL IN
VOLTAGE RATING IN VOLTS250.0 DC
OVERALL WIDTH0.594 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 3
M161Interchangeable
interchangeable cross-reference
interchangeable
CS1238Interchangeable
interchangeable cross-reference
interchangeable
20010161Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is M161?
M161 is a CAPACITOR,FIXED,ELECTROLYTIC. It is classified as a MRO (MRO_GENERAL).
What parts can replace M161?
There are 3 known substitutes for M161: M161, CS1238, 20010161. Substitute compatibility should be verified for your specific system.
Is M161 still available?
M161 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