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Technical Data Sheet
PartsTable / COMPONENT / 279B
279B ✓ 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 current_type: DC, overall_width: 2.190 INCHES NOMINAL IN, overall_length: 3.120 INCHES NOMINAL IN, voltage_rating: 12.0 VOLTS NOMINAL INPUT, mounting_method: PANEL, measurement_range: +0.0 TO 100.0 POUNDS PRESSURE LBS. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4310-00-119-3226, 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
279B
NSN: 4310-00-119-3226
FSC: 4310
CAGE: 0AT62 — SIEMENS ENERGY, INC. DBA DRESSER-RAND (USA)
SPECIFICATIONS
current_typeDC
overall_width2.190 INCHES NOMINAL IN
overall_length3.120 INCHES NOMINAL IN
voltage_rating12.0 VOLTS NOMINAL INPUT
mounting_methodPANEL
measurement_range+0.0 TO 100.0 POUNDS PRESSURE LBS
end_item_identification2420-66-148-7692, HMEE (HIGH MOBILITY ENGINEER EXCAVATOR)
NSN4310-00-119-3226
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CAPACITOR,FIXED,PAPER DIELECTRIC TITLE COMPONENT PN 279B MFR CAPACITOR,FIXED,PAPER
KEY FEATURES
•
REED QUANTITY: 4
•
MATERIAL: COPPER ALLOY
•
OUTSIDE DIAMETER: 4.335 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)
REED QUANTITY4
MATERIALCOPPER ALLOY
SPECIAL FEATURES2 BOLTS W/ SLOTTED HEX NUTS AND BRASS COTTER PINS
OUTSIDE DIAMETER4.335 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 14
2792Interchangeable
interchangeable cross-reference
interchangeable
07-02792-0AInterchangeable
interchangeable cross-reference
interchangeable
K20590Interchangeable
interchangeable cross-reference
interchangeable
A389-74Interchangeable
interchangeable cross-reference
interchangeable
9381SBInterchangeable
interchangeable cross-reference
interchangeable
HM20072BInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 279B?
279B is a CAPACITOR,FIXED,PAPER DIELECTRIC.
What parts can replace 279B?
There are 14 known substitutes for 279B: 2792, 07-02792-0A, K20590 and 11 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 279B?
279B is cataloged in the Federal Logistics Information System (FLIS) under NSN 4310-00-119-3226. 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