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BFB11 — CAPACITOR,VARIABLE,AIR DIELECTRI

✓ Government record, cited
— · MRO · MRO_GENERAL
PRODUCT OVERVIEW

BFB11: CAPACITOR,VARIABLE,AIR DIELECTRI.

CAPACITOR,VARIABLE,AIR DIELECTRI. Key specifications include material: ALUMINUM BODY, end_style: SPRING END,SQUARED AND GROUND BOTH ENDS, body_style: ROUND, TERMINAL/TERMINALS IN OPPOSITE SURFACE, shaft_type: ROUND, SLOTTED SINGLE SHAFT, body_length: 0.750 INCHES NOMINAL IN, flat_height: 0.210 INCHES NOMINAL SINGLE ACTUATOR IN. This part is cataloged in the U.S.

Government catalog under NSN 5920-00-504-8634, 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→ BFB11
NSN: 5920-00-504-8634
FSC: 5920 — Fuses, Arrestors, Absorbers, and Protectors
CAGE: 37338 — NAUTEL LIMITED (CAN)
SPECIFICATIONS
materialALUMINUM BODY
end_styleSPRING END,SQUARED AND GROUND BOTH ENDS
body_styleROUND, TERMINAL/TERMINALS IN OPPOSITE SURFACE
shaft_typeROUND, SLOTTED SINGLE SHAFT
body_length0.750 INCHES NOMINAL IN
flat_height0.210 INCHES NOMINAL SINGLE ACTUATOR IN
flange_width0.281 INCHES NOMINAL IN
shaft_length0.250 INCHES NOMINAL SINGLE SHAFT IN
thread_class2A A
bushing_shapeROUND
overall_width0.500 INCHES NOMINAL IN
pole_quantity1 SINGLE SECTION FRONT
NSN5920-00-504-8634
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CAPACITOR,VARIABLE,AIR DIELECTRI TITLE COMPONENT PN BFB11 MFR CAPACITOR,VARIABLE,AIR
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
SUBSTITUTES & CROSS-REFERENCES 9
15101Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
313-250Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
F219Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
2110-0101Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
2110-0210Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
5M4811-220-82Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is BFB11?
BFB11 is a CAPACITOR,VARIABLE,AIR DIELECTRI. It is classified as a MRO (MRO_GENERAL).
What parts can replace BFB11?
There are 9 known substitutes for BFB11: 15101, 313-250, F219 and 6 more. Substitute compatibility should be verified for your specific system.
What is the NSN for BFB11?
BFB11 is cataloged in the U.S. Government catalog under NSN 5920-00-504-8634. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.