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721058 ✓ 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,VARIABLE,AIR DIELECTRI. Key specifications include special_features: STUD MTD, line_connection_thread_size_and_series/type_designator: 0.375-18 NPT. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 6220-00-098-5459, 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
721058
NSN: 6220-00-098-5459
FSC: 6220
CAGE: 56232 — LOCKHEED MARTIN CORPORATION DIV RMS - MITCHEL FIELD (USA)
SPECIFICATIONS
special_featuresSTUD MTD
line_connection_thread_size_and_series/type_designator0.375-18 NPT
NSN6220-00-098-5459
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CAPACITOR,VARIABLE,AIR DIELECTRI TITLE COMPONENT PN 721058 MFR CAPACITOR,VARIABLE,AIR
KEY FEATURES
•
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-P-5425 MIL SPEC SINGLE MATERIAL RESPONSE PANEL
•
MATERIAL: PLASTIC ACRYLIC PANEL
•
OVERALL THICKNESS: 0.812 INCHES MAXIMUM 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)
SPECIAL FEATURESSURFACE FINISH:CLAD W/BLACK NON-SPECULAR VINYL OR PAINT OVER WHITE VINYL OR PAINT;1 HOLE EA END TOP 0.434 IN.MIN TO 0.447 IN.MAX DIA THRU,LIGHT SOURCE HOLES;INNER WINDOW 0.937 IN.W;2.875 IN.LG IN
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-P-5425 MIL SPEC SINGLE MATERIAL RESPONSE PANEL
MATERIALPLASTIC ACRYLIC PANEL
OVERALL THICKNESS0.812 INCHES MAXIMUM IN
OVERALL WIDTH2.562 INCHES MAXIMUM IN
OVERALL LENGTH4.812 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 3
15431Interchangeable
interchangeable cross-reference
interchangeable
721058Interchangeable
interchangeable cross-reference
interchangeable
5007132Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 721058?
721058 is a CAPACITOR,VARIABLE,AIR DIELECTRI.
What parts can replace 721058?
There are 3 known substitutes for 721058: 15431, 721058, 5007132. Substitute compatibility should be verified for your specific system.
What is the NSN for 721058?
721058 is cataloged in the Federal Logistics Information System (FLIS) under NSN 6220-00-098-5459. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026