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Technical Data Sheet
PartsTable / COMPONENT / 2990010345227
2990010345227 ✓ 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 material: STEEL LOCATION NOT OTHERWISE SPECIFIED, body_shape: ROUND, design_type: DRY, coolant_type: AIR, inlet_location: OFFSET ON END, muffler_design: BAFFLE. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 2990-01-034-5227, 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
2990010345227
NSN: 2990-01-034-5227
FSC: 2990
CAGE: A00AM — E.C.A ETABLISSEMENT CENTRAL DES APPROVISIONNEMENTS DES FORCES ARMEES ROYALES
SPECIFICATIONS
materialSTEEL LOCATION NOT OTHERWISE SPECIFIED
body_shapeROUND
design_typeDRY
coolant_typeAIR
inlet_locationOFFSET ON END
muffler_designBAFFLE
overall_length31.000 INCHES NOMINAL IN
baffle_quantity2
outlet_locationOFFSET ON END
overall_diameter6.875 INCHES NOMINAL IN
surface_treatmentALUMINUM ALLOY
operating_positionUNIVERSAL
NSN2990-01-034-5227
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CAPACITOR,VARIABLE,AIR DIELECTRI TITLE COMPONENT PN 2990010345227 MFR CAPACITOR,VARIABLE,AIR
KEY FEATURES
•
MATERIAL: STEEL LOCATION NOT OTHERWISE SPECIFIED
•
INLET LOCATION: OFFSET ON END
•
SURFACE TREATMENT: ALUMINUM ALLOY
•
OUTLET CONNECTION TYPE: UNTHREADED FIRST OUTLET
•
OUTLET PROJECTION LENGTH: 2.750 INCHES NOMINAL FIRST OUTLET IN
•
OUTLET OUTSIDE DIAMETER: 2.625 INCHES NOMINAL FIRST OUTLET IN
•
OUTLET LOCATION: OFFSET ON END
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)
MATERIALSTEEL LOCATION NOT OTHERWISE SPECIFIED
INLET LOCATIONOFFSET ON END
SURFACE TREATMENTALUMINUM ALLOY
OUTLET CONNECTION TYPEUNTHREADED FIRST OUTLET
OUTLET PROJECTION LENGTH2.750 INCHES NOMINAL FIRST OUTLET IN
OUTLET OUTSIDE DIAMETER2.625 INCHES NOMINAL FIRST OUTLET IN
OUTLET LOCATIONOFFSET ON END
OVERALL LENGTH31.000 INCHES NOMINAL IN
INLET PROJECTION LENGTH2.750 INCHES NOMINAL SINGLE INLET IN
INLET INSIDE DIAMETER2.500 INCHES NOMINAL SINGLE INLET IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 16
151TYPEAInterchangeable
interchangeable cross-reference
interchangeable
1346Interchangeable
interchangeable cross-reference
interchangeable
2864Interchangeable
interchangeable cross-reference
interchangeable
4832Interchangeable
interchangeable cross-reference
interchangeable
32897Interchangeable
interchangeable cross-reference
interchangeable
1025-08Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 2990010345227?
2990010345227 is a CAPACITOR,VARIABLE,AIR DIELECTRI.
What parts can replace 2990010345227?
There are 16 known substitutes for 2990010345227: 151TYPEA, 1346, 2864 and 13 more. Substitute compatibility should be verified for your specific system.
Is 2990010345227 still available?
2990010345227 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