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Technical Data Sheet

B52491 — Technical Data Sheet

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· 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 overall_height: 0.750 INCHES NOMINAL IN, inside_diameter: 1.000 INCHES NOMINAL IN, style_designator: SREW CLAMP, FOOTED HOLE MOUNTING, surface_treatment: CADMIUM, mounting_slot_width: UNABLE TO DECODE, mounting_slot_length: UNABLE TO DECODE. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5910-00-666-5782, 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 B52491
NSN: 5910-00-666-5782
FSC: 5910
CAGE: 00798 — MUTRON CORP (USA)
SPECIFICATIONS
overall_height0.750 INCHES NOMINAL IN
inside_diameter1.000 INCHES NOMINAL IN
style_designatorSREW CLAMP, FOOTED HOLE MOUNTING
surface_treatmentCADMIUM
mounting_slot_widthUNABLE TO DECODE
mounting_slot_lengthUNABLE TO DECODE
mounting_facility_type_and_quantityUNABLE TO DECODE
accommodated_item_securing_device_typeCLAMP
angle_between_adjacent_mounting_facilities_in_deg180.0
distance_from_retainer_center_to_centerline_of_mounting_facility0.719 INCHES NOMINAL IN
NSN5910-00-666-5782
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available RETAINER,CAPACITOR TITLE COMPONENT PN B52491 MFR RETAINER,CAPACITOR
KEY FEATURES
ACCOMMODATED ITEM SECURING DEVICE TYPE: CLAMP
INSIDE DIAMETER: 1.000 INCHES NOMINAL IN
MOUNTING FACILITY TYPE AND QUANTITY: UNABLE TO DECODE
STYLE DESIGNATOR: SREW CLAMP, FOOTED HOLE MOUNTING
MOUNTING SLOT WIDTH: UNABLE TO DECODE
MOUNTING SLOT LENGTH: UNABLE TO DECODE
DISTANCE FROM RETAINER CENTER TO CENTERLINE OF MOUNTING FACILITY: 0.719 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 HEIGHT0.750 INCHES NOMINAL IN
ACCOMMODATED ITEM SECURING DEVICE TYPECLAMP
INSIDE DIAMETER1.000 INCHES NOMINAL IN
MOUNTING FACILITY TYPE AND QUANTITYUNABLE TO DECODE
STYLE DESIGNATORSREW CLAMP, FOOTED HOLE MOUNTING
MOUNTING SLOT WIDTHUNABLE TO DECODE
MOUNTING SLOT LENGTHUNABLE TO DECODE
DISTANCE FROM RETAINER CENTER TO CENTERLINE OF MOUNTING FACILITY0.719 INCHES NOMINAL IN
ANGLE BETWEEN ADJACENT MOUNTING FACILITIES IN DEG180.0
SURFACE TREATMENTCADMIUM
VERIFIED SUBSTITUTES & CROSS-REFERENCES 2
361-1Interchangeable
Same NIIN cross-reference
interchangeable
B852491Interchangeable
Retainer,capacitor
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is B52491?
B52491 is a RETAINER,CAPACITOR. It is classified as a MRO (MRO_GENERAL).
What parts can replace B52491?
There are 2 known substitutes for B52491: 361-1, B852491. Substitute compatibility should be verified for your specific system.
What is the NSN for B52491?
B52491 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5910-00-666-5782. This indicates validated use in U.S. government and defense supply chains.
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