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Technical Data Sheet
PartsTable / MRO / 4131
4131 ✓ 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,MICA DIELECTRIC. Key specifications include material: STEEL OVERALL, overall_length: 1.656 INCHES NOMINAL IN, drive_end_shape: SQUARE SINGLE END INTERNAL, special_features: STANDARD LENGTH, style_designator: INTERNAL-INTERNAL, features_provided: MANUAL TOOL. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 6625-01-239-6715, 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→ 4131
NSN: 6625-01-239-6715
FSC: 6625
CAGE: 70998 — BIRD ELECTRONIC CORPORATION DIV BIRD ELECTRONIC CORP (USA)
SPECIFICATIONS
materialSTEEL OVERALL
overall_length1.656 INCHES NOMINAL IN
drive_end_shapeSQUARE SINGLE END INTERNAL
special_featuresSTANDARD LENGTH
style_designatorINTERNAL-INTERNAL
features_providedMANUAL TOOL
surface_treatmentCHROMIUM OVERALL
drive_surface_size0.500 INCHES NOMINAL SINGLE END IN
wrenching_surface_size0.969 INCHES NOMINAL SINGLE END IN
wrenching_surface_shape12 POINT SINGLE END INTERNAL
NSN6625-01-239-6715
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CAPACITOR,FIXED,MICA DIELECTRIC TITLE COMPONENT PN 4131 MFR CAPACITOR,FIXED,MICA D
KEY FEATURES
•
WIDTH: 8.000 INCHES NOMINAL IN
•
HEIGHT: 7.875 INCHES NOMINAL IN
•
ENCLOSURE FEATURE: SINGLE ITEM W/HOUSING
•
LENGTH: 8.375 INCHES NOMINAL IN
•
TEST TYPE FOR WHICH DESIGNED: VHF RADIO
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)
WIDTH8.000 INCHES NOMINAL IN
HEIGHT7.875 INCHES NOMINAL IN
ENCLOSURE FEATURESINGLE ITEM W/HOUSING
LENGTH8.375 INCHES NOMINAL IN
TEST TYPE FOR WHICH DESIGNEDVHF RADIO
WIDTH8.000 INCHES NOMINAL IN
HEIGHT7.875 INCHES NOMINAL IN
ENCLOSURE FEATURESINGLE ITEM W/HOUSING
LENGTH8.375 INCHES NOMINAL IN
TEST TYPE FOR WHICH DESIGNEDVHF RADIO
VERIFIED SUBSTITUTES & CROSS-REFERENCES 16
010-303-0067Interchangeable
interchangeable cross-reference
interchangeable
41-3-1Interchangeable
interchangeable cross-reference
interchangeable
CDM12Interchangeable
interchangeable cross-reference
interchangeable
601930Interchangeable
interchangeable cross-reference
interchangeable
673111-101Interchangeable
interchangeable cross-reference
interchangeable
261-1Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 4131?
4131 is a CAPACITOR,FIXED,MICA DIELECTRIC. It is classified as a MRO (MRO_GENERAL).
What parts can replace 4131?
There are 16 known substitutes for 4131: 010-303-0067, 41-3-1, CDM12 and 13 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 4131?
4131 is cataloged in the Federal Logistics Information System (FLIS) under NSN 6625-01-239-6715. 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