PartsTable
Technical Data Sheet
FM2D ✓ 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 RETAINER,CAPACITOR 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: COPPER ALLOY, overall_length: 1.188 INCHES NOMINAL IN, style_designator: CYLINDRICAL W/FLARED END, precious_material: SILVER, surface_treatment: SILVER, large_end_diameter: 3.250 INCHES NOMINAL IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5910-00-115-2282, 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 FM2D
NSN: 5910-00-115-2282
FSC: 5910
CAGE: 73905 — JENNINGS TECHNOLOGY COMPANY LLC DBA JENNINGS (USA)
SPECIFICATIONS
materialCOPPER ALLOY
overall_length1.188 INCHES NOMINAL IN
style_designatorCYLINDRICAL W/FLARED END
precious_materialSILVER
surface_treatmentSILVER
large_end_diameter3.250 INCHES NOMINAL IN
small_end_diameter2.281 INCHES NOMINAL IN
bolt_circle_diameterUNABLE TO DECODE
unthreaded_mounting_hole_diameterUNABLE TO DECODE
mounting_facility_type_and_quantityUNABLE TO DECODE
material_document_and_classificationQQ-C-576 FED SPEC SINGLE MATERIAL RESPONSE
accommodated_item_securing_device_typeCLAMP
NSN5910-00-115-2282
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available RETAINER,CAPACITOR TITLE COMPONENT PN FM2D MFR RETAINER,CAPACITOR
KEY FEATURES
MATERIAL: COPPER ALLOY
STYLE DESIGNATOR: CYLINDRICAL W/FLARED END
SMALL END DIAMETER: 2.281 INCHES NOMINAL IN
BOLT CIRCLE DIAMETER: UNABLE TO DECODE
UNTHREADED MOUNTING HOLE DIAMETER: UNABLE TO DECODE
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-C-576 FED SPEC SINGLE MATERIAL RESPONSE
LARGE END DIAMETER: 3.250 INCHES NOMINAL IN
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)
OVERALL LENGTH1.188 INCHES NOMINAL IN
MATERIALCOPPER ALLOY
STYLE DESIGNATORCYLINDRICAL W/FLARED END
SMALL END DIAMETER2.281 INCHES NOMINAL IN
BOLT CIRCLE DIAMETERUNABLE TO DECODE
UNTHREADED MOUNTING HOLE DIAMETERUNABLE TO DECODE
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-C-576 FED SPEC SINGLE MATERIAL RESPONSE
LARGE END DIAMETER3.250 INCHES NOMINAL IN
PRECIOUS MATERIALSILVER
MOUNTING FACILITY TYPE AND QUANTITYUNABLE TO DECODE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 11
1667Interchangeable
interchangeable cross-reference
interchangeable
504209Interchangeable
interchangeable cross-reference
interchangeable
221A2000HMSInterchangeable
interchangeable cross-reference
interchangeable
MIL-R-55182/5Interchangeable
interchangeable cross-reference
interchangeable
RNC65K2000FMInterchangeable
interchangeable cross-reference
interchangeable
CW-269/PSMInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is FM2D?
FM2D is a RETAINER,CAPACITOR. It is classified as a MRO (MRO_GENERAL).
What parts can replace FM2D?
There are 11 known substitutes for FM2D: 1667, 504209, 221A2000HMS and 8 more. Substitute compatibility should be verified for your specific system.
Is FM2D still available?
FM2D is currently cancelled.
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