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Technical Data Sheet
PartsTable / MRO / SP406
SP406 ✓ Verified by PartsTable
— · MRO · MRO_GENERAL
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,CERAMIC DIELECTR. Key specifications include material: STEEL OUTER LAYER, end_style: SPRING END,SQUARED AND GROUND BOTH ENDS, corner_shape: ROUND INSIDE LEFT CORNER, hole_diameter: 0.1820 INCHES MINIMUM AND 0.1920 INCHES MAXIMUM FIRST IN, overall_length: 1.3700 INCHES MINIMUM AND 1.3800 INCHES MAXIMUM IN, inside_diameter: 0.328 INCHES MINIMUM AND 0.334 INCHES MAXIMUM IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5360-00-630-5664, 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→ SP406
NSN: 5360-00-630-5664
FSC: 5360
CAGE: 08484 — BREEZE-EASTERN LLC (USA)
SPECIFICATIONS
materialSTEEL OUTER LAYER
end_styleSPRING END,SQUARED AND GROUND BOTH ENDS
corner_shapeROUND INSIDE LEFT CORNER
coil_quantity9
hole_diameter0.1820 INCHES MINIMUM AND 0.1920 INCHES MAXIMUM FIRST IN
overall_length1.3700 INCHES MINIMUM AND 1.3800 INCHES MAXIMUM IN
inside_diameter0.328 INCHES MINIMUM AND 0.334 INCHES MAXIMUM IN
style_designatorSEGMENTED, PLAIN, NO OUTSIDE FLANGES
surface_treatmentCADMIUM AND CHROMATE OVERALL
spring_free_length1.375 INCHES NOMINAL IN
spring_solid_length0.729 INCHES NOMINAL IN
body_inside_diameter2.4046 INCHES MINIMUM AND 2.4091 INCHES MAXIMUM IN
NSN5360-00-630-5664
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CAPACITOR,FIXED,CERAMIC DIELECTR TITLE COMPONENT PN SP406 MFR CAPACITOR,FIXED,CERAMI
KEY FEATURES
•
STYLE DESIGNATOR: CYLINDRICAL
•
INSIDE DIAMETER: 0.328 INCHES MINIMUM AND 0.334 INCHES MAXIMUM IN
•
END STYLE: SPRING END,SQUARED AND GROUND BOTH ENDS
•
COIL HELIX DIRECTION: RIGHT-HAND
•
SURFACE TREATMENT: CADMIUM AND CHROMATE OVERALL
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-416,TYPE 2,CLASS 1 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
•
SPRING SOLID OUTSIDE DIAMETER: 0.490 INCHES MINIMUM AND 0.496 INCHES MAXIMUM IN
•
SPRING SOLID LENGTH: 0.729 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)
STYLE DESIGNATORCYLINDRICAL
INSIDE DIAMETER0.328 INCHES MINIMUM AND 0.334 INCHES MAXIMUM IN
END STYLESPRING END,SQUARED AND GROUND BOTH ENDS
COIL HELIX DIRECTIONRIGHT-HAND
SURFACE TREATMENTCADMIUM AND CHROMATE OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416,TYPE 2,CLASS 1 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
SPRING SOLID OUTSIDE DIAMETER0.490 INCHES MINIMUM AND 0.496 INCHES MAXIMUM IN
SPRING SOLID LENGTH0.729 INCHES NOMINAL IN
SPRING FREE OUTSIDE DIAMETER0.490 INCHES MINIMUM AND 0.496 INCHES MAXIMUM IN
SPRING FREE LENGTH1.375 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
8503Interchangeable
interchangeable cross-reference
interchangeable
K-7111816-2Interchangeable
interchangeable cross-reference
interchangeable
SP406Interchangeable
interchangeable cross-reference
interchangeable
7378851Interchangeable
interchangeable cross-reference
interchangeable
4-3098Interchangeable
interchangeable cross-reference
interchangeable
0000040600Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is SP406?
SP406 is a CAPACITOR,FIXED,CERAMIC DIELECTR. It is classified as a MRO (MRO_GENERAL).
What parts can replace SP406?
There are 6 known substitutes for SP406: 8503, K-7111816-2, SP406 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for SP406?
SP406 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5360-00-630-5664. 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