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PartsTable / COMPONENT / 577R165H10
577R165H10 ✓ Verified by PartsTable
— · COMPONENT
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

CAPACITOR,FIXED,PAPER DIELECTRIC. Key specifications include material: BERYLLIUM OXIDE OVERALL, overall_height: 0.062 INCHES NOMINAL IN, inside_diameter: 0.265 INCHES NOMINAL IN, outside_diameter: 0.672 INCHES NOMINAL IN, style_designator: ROUND, FLAT. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5970-00-498-4043, 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
577R165H10
NSN: 5970-00-498-4043
FSC: 5970
CAGE: 97942 — NORTHROP GRUMMAN SYSTEMS CORPORATION DBA NORTHROP GRUMMAN SYSTEMS CORP (USA)
SPECIFICATIONS
materialBERYLLIUM OXIDE OVERALL
overall_height0.062 INCHES NOMINAL IN
inside_diameter0.265 INCHES NOMINAL IN
outside_diameter0.672 INCHES NOMINAL IN
style_designatorROUND, FLAT
NSN5970-00-498-4043
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CAPACITOR,FIXED,PAPER DIELECTRIC TITLE COMPONENT PN 577R165H10 MFR CAPACITOR,FIXED,PAPER
KEY FEATURES
•
INSIDE DIAMETER: 0.265 INCHES NOMINAL IN
•
MATERIAL: BERYLLIUM OXIDE OVERALL
•
STYLE DESIGNATOR: ROUND, FLAT
•
OUTSIDE DIAMETER: 0.672 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)
INSIDE DIAMETER0.265 INCHES NOMINAL IN
MATERIALBERYLLIUM OXIDE OVERALL
STYLE DESIGNATORROUND, FLAT
OUTSIDE DIAMETER0.672 INCHES NOMINAL IN
OVERALL HEIGHT0.062 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 21
486041-8Interchangeable
interchangeable cross-reference
interchangeable
M55155/109J02Interchangeable
interchangeable cross-reference
interchangeable
2541996-1Interchangeable
interchangeable cross-reference
interchangeable
SNC5420JInterchangeable
interchangeable cross-reference
interchangeable
RB5420FInterchangeable
interchangeable cross-reference
interchangeable
RB5420FAInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 577R165H10?
577R165H10 is a CAPACITOR,FIXED,PAPER DIELECTRIC.
What parts can replace 577R165H10?
There are 21 known substitutes for 577R165H10: 486041-8, M55155/109J02, 2541996-1 and 18 more. Substitute compatibility should be verified for your specific system.
Is 577R165H10 still available?
577R165H10 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