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PartsTable / COMPONENT / MIL-E-CUAL-B 0.125
MIL-E-CUAL-B 0.125 ✓ 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

The MIL-E-CUAL-B 0.125 is a the manufacturer industrial component. This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3439-00-618-5796, 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
MIL-E-CUAL-B 0.125
NSN: 3439-00-618-5796
FSC: 3439
CAGE: 81349 — MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SPECIFICATIONS
Part NumberMIL-E-CUAL-B 0.125
NSN3439-00-618-5796
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available MIL-E-CUAL-B 0.125 TITLE COMPONENT PN MIL-E-CUAL-B 0.125 MFR MIL-E-CUAL-B 0.125
KEY FEATURES
•
OUTSIDE DIAMETER: 0.125 INCHES NOMINAL IN
•
WELD POSITION FOR WHICH DESIGNED: HORIZONTAL
•
DEPARTURE FROM CITED DOCUMENT: AS MODIFIED BY SPECIAL FEATURES
•
SHAPE: ROUND
•
MATERIAL: COPPER ALLOY FILLER
•
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-E-278,CL MIL-E-CUAL-B MIL SPEC SINGLE MATERIAL RESPONSE FILLER
•
POLARITY CHARACTERISTIC: REVERSE
•
PHYSICAL FORM: STRAIGHT
TECHNICAL CHARACTERISTICS (FLIS)
OUTSIDE DIAMETER0.125 INCHES NOMINAL IN
WELD POSITION FOR WHICH DESIGNEDHORIZONTAL
DEPARTURE FROM CITED DOCUMENTAS MODIFIED BY SPECIAL FEATURES
SHAPEROUND
MATERIALCOPPER ALLOY FILLER
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-E-278,CL MIL-E-CUAL-B MIL SPEC SINGLE MATERIAL RESPONSE FILLER
POLARITY CHARACTERISTICREVERSE
PHYSICAL FORMSTRAIGHT
SPECIAL FEATURESNOT PACKAGED FOR ISSUE
CURRENT TYPEAC OR DC
VERIFIED SUBSTITUTES & CROSS-REFERENCES 12
AWSA5.6-79 CL ECUSN-A 0.125Interchangeable
interchangeable cross-reference
interchangeable
AWS A5.6Interchangeable
interchangeable cross-reference
interchangeable
AWSA5.6-08 CL ECUSN-A 0.125Interchangeable
interchangeable cross-reference
interchangeable
AWS A5.13Interchangeable
interchangeable cross-reference
interchangeable
MIL-E-278Interchangeable
interchangeable cross-reference
interchangeable
AWSA5.6-76 ECUSN-A 0.188 10LBInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is MIL-E-CUAL-B 0.125?
MIL-E-CUAL-B 0.125 is a MIL-E-CUAL-B 0.125.
What parts can replace MIL-E-CUAL-B 0.125?
There are 12 known substitutes for MIL-E-CUAL-B 0.125: AWSA5.6-79 CL ECUSN-A 0.125, AWS A5.6, AWSA5.6-08 CL ECUSN-A 0.125 and 9 more. Substitute compatibility should be verified for your specific system.
What is the NSN for MIL-E-CUAL-B 0.125?
MIL-E-CUAL-B 0.125 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3439-00-618-5796. 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