PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

MIL-E-CUAL-B 0.156 10LBElectrode,welding

Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M · NSN 3439-00-618-5797 · FSC 3439 · No Item Name Available
Verified by PartsTable
NSN 3439-00-618-5797 — this item is cataloged by the U.S. Government under National Stock Number 3439-00-618-5797. Primary manufacturer part number: MIL-E-CUAL-B 0.156 10LB.
Features
  • Electrode,welding — FSC 3439
  • Quantity Within Each Unit Package: 10.0 POUNDS LBS
  • Material Document and Classification: MIL-E-278,CL MIL-E-CUAL-B MIL SPEC SINGLE MATERIAL RESPONSE FILLER
  • Material: COPPER ALLOY FILLER
  • Flux Coating Type: SHIELDED ARC
  • Weld Position for Which Designed: HORIZONTAL
  • Container Type: CAN
  • Polarity Characteristic: REVERSE
Applications
  • Applications requiring Copper Alloy Filler construction
General Description

The Electrode,welding, cataloged under National Stock Number 3439-00-618-5797, is classified within Federal Supply Class 3439 (No Item Name Available) of the Metalworking Machinery (continued) group. The primary manufacturer of record is Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3439-00-618-5797
Primary Part NumberMIL-E-CUAL-B 0.156 10LB
Item NameElectrode,welding
FSC / FSG3439 / 34 — No Item Name Available
ManufacturerMilitary Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
StatusACTIVE
Quantity Within Each Unit Package10.0 POUNDS LBS
Material Document and ClassificationMIL-E-278,CL MIL-E-CUAL-B MIL SPEC SINGLE MATERIAL RESPONSE FILLER
MaterialCOPPER ALLOY FILLER
Flux Coating TypeSHIELDED ARC
Weld Position for Which DesignedHORIZONTAL
Container TypeCAN
Polarity CharacteristicREVERSE
Length14.000 INCHES NOMINAL IN
Current TypeAC OR DC
Outside Diameter0.156 INCHES NOMINAL IN
Physical FormSTRAIGHT
ShapeROUND
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
3439-00-200-1376AWSA5.6-08 CL ECUSN-A 0.125 INTERCHANGEABLE
Electrode,welding
American Welding Society, Inc.
3439-00-247-5157 INTERCHANGEABLE
Electrode,welding
3439-00-255-8910AWSA5.6-76 ECUSN-A 0.188 10LB INTERCHANGEABLE
Electrode,welding
American Welding Society, Inc.
3439-00-262-2739AWSA5.6-79 ECUSN-C 0.156 INTERCHANGEABLE
Electrode,welding
American Welding Society, Inc.
3439-00-262-2740 INTERCHANGEABLE
Electrode,welding
3439-00-262-4267AWS A5.6 ECUSN-C 0.125 14IN INTERCHANGEABLE
Electrode,welding
American Welding Society, Inc.
3439-00-618-5796 INTERCHANGEABLE
Electrode,welding
Cross-Reference Index
Part NumberManufacturer
MIL-E-CUAL-B 0.156 10LB Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
MIL-E-278 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
AWS A5.6 American Welding Society, Inc. (USA)
Related Parts
3439-00-200-1376INTERCHANGEABLE
ELECTRODE,WELDING
AWSA5.6-08 CL ECUSN-A 0.125
3439-00-247-5157INTERCHANGEABLE
ELECTRODE,WELDING
3439-00-255-8910INTERCHANGEABLE
ELECTRODE,WELDING
AWSA5.6-76 ECUSN-A 0.188 10LB
3439-00-262-2739INTERCHANGEABLE
ELECTRODE,WELDING
AWSA5.6-79 ECUSN-C 0.156
3439-00-262-2740INTERCHANGEABLE
ELECTRODE,WELDING
3439-00-262-4267INTERCHANGEABLE
ELECTRODE,WELDING
AWS A5.6 ECUSN-C 0.125 14IN
3439-00-618-5796INTERCHANGEABLE
ELECTRODE,WELDING

Frequently Asked Questions

What is NSN 3439-00-618-5797?

NSN 3439-00-618-5797 is a Electrode,welding, manufactured by Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M, classified under FSC 3439 (No Item Name Available). Status: active.

What are the part numbers for NSN 3439-00-618-5797?

NSN 3439-00-618-5797 has 3 cross-referenced part numbers: MIL-E-CUAL-B 0.156 10LB (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), MIL-E-278 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), AWS A5.6 (American Welding Society, Inc.).

What NSN replaces 3439-00-618-5797?

There are 7 known substitutes for 3439-00-618-5797: 3439-00-200-1376, 3439-00-247-5157, 3439-00-255-8910 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of MIL-E-CUAL-B 0.156 10LB?

Key specifications for MIL-E-CUAL-B 0.156 10LB: Quantity Within Each Unit Package: 10.0 POUNDS LBS; Material Document and Classification: MIL-E-278,CL MIL-E-CUAL-B MIL SPEC SINGLE MATERIAL RESPONSE FILLER; Material: COPPER ALLOY FILLER; Flux Coating Type: SHIELDED ARC. 12 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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