PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

AWS A5.18 ER70S-6Electrode,welding

American Welding Society, Inc. · NSN 3439-01-343-3854 · FSC 3439 · No Item Name Available
Verified by PartsTable
NSN 3439-01-343-3854 — this item is cataloged by the U.S. Government under National Stock Number 3439-01-343-3854. Primary manufacturer part number: AWS A5.18 ER70S-6.
Features
  • Electrode,welding — FSC 3439
  • Outside Diameter: 0.035 INCHES NOMINAL IN
  • Filler Metal Chemical Composition in Percent: 0.01 SULFUR NOMINAL FIFTH ELEMENT
  • Container Type: REEL
  • Filler Metal Chemical Composition in Percent: 1.00 SILICON NOMINAL SECOND ELEMENT
  • Shape: ROUND
  • Material: STEEL OVERALL
  • Filler Metal Chemical Composition in Percent: 1.65 MANGANESE NOMINAL FIRST ELEMENT
Applications
  • Applications requiring Steel Overall construction
General Description

The Electrode,welding, cataloged under National Stock Number 3439-01-343-3854, is classified within Federal Supply Class 3439 (No Item Name Available) of the Metalworking Machinery (continued) group. The primary manufacturer of record is American Welding Society, Inc.. Government technical data includes 11 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. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3439-01-343-3854
Primary Part NumberAWS A5.18 ER70S-6
Item NameElectrode,welding
FSC / FSG3439 / 34 — No Item Name Available
ManufacturerAmerican Welding Society, Inc.
StatusACTIVE
Outside Diameter0.035 INCHES NOMINAL IN
Filler Metal Chemical Composition in Percent0.01 SULFUR NOMINAL FIFTH ELEMENT
Container TypeREEL
Filler Metal Chemical Composition in Percent1.00 SILICON NOMINAL SECOND ELEMENT
ShapeROUND
MaterialSTEEL OVERALL
Filler Metal Chemical Composition in Percent1.65 MANGANESE NOMINAL FIRST ELEMENT
Filler Metal Chemical Composition in Percent0.10 CARBON NOMINAL THIRD ELEMENT
Quantity Within Each Unit Package25.000 POUNDS LBS
Physical FormROLL
Filler Metal Chemical Composition in Percent0.01 PHOSPHOROUS NOMINAL FOURTH ELEMENT
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 10
3439-00-204-3203 INTERCHANGEABLE
Rod,welding
3439-00-372-4776AWSA5.18-79 E70S-3 0.045 12LB INTERCHANGEABLE
Electrode,welding
American Welding Society, Inc.
3439-00-593-2241AWSA5.18-79 E70S-3 0.035 2-1/2LB INTERCHANGEABLE
Electrode,welding
American Welding Society, Inc.
3439-01-012-1003ER70S-3 INTERCHANGEABLE
Electrode,welding
American Welding Society, Inc.
3439-01-017-2792 INTERCHANGEABLE
Rod,welding
3439-01-045-0481HB28 .045 INTERCHANGEABLE
Electrode,welding
Hobart Bros Co
3439-01-092-4596AWS A5.18-17ER70S-6 0.045 33LBSP INTERCHANGEABLE
Electrode,welding
American Welding Society, Inc.
3439-01-122-1900AWSA5.18-79 ER70S-4 0.035 12LB INTERCHANGEABLE
Electrode,welding
American Welding Society, Inc.
3439-01-168-6208HB-28 0.035 30LB INTERCHANGEABLE
Electrode,welding
Hobart Bros Co
3439-01-323-12881212F05 INTERCHANGEABLE
Rod,welding
The Esab Group Inc. Dba Esab Welding & Cutting Products Div Esab Welding and Cutting
Cross-Reference Index
Part NumberManufacturer
AWS A5.18 ER70S-6 American Welding Society, Inc. (USA)
AWS A5.18/A5.18M American Welding Society, Inc. (USA)
ER70S-6-035 IN Selox Inc (USA)
Related Parts
3439-00-204-3203INTERCHANGEABLE
ROD,WELDING
3439-00-372-4776INTERCHANGEABLE
ELECTRODE,WELDING
AWSA5.18-79 E70S-3 0.045 12LB
3439-00-593-2241INTERCHANGEABLE
ELECTRODE,WELDING
AWSA5.18-79 E70S-3 0.035 2-1/2LB
3439-01-012-1003INTERCHANGEABLE
ELECTRODE,WELDING
ER70S-3
3439-01-017-2792INTERCHANGEABLE
ROD,WELDING
3439-01-045-0481INTERCHANGEABLE
ELECTRODE,WELDING
HB28 .045
3439-01-092-4596INTERCHANGEABLE
ELECTRODE,WELDING
AWS A5.18-17ER70S-6 0.045 33LBSP
3439-01-122-1900INTERCHANGEABLE
ELECTRODE,WELDING
AWSA5.18-79 ER70S-4 0.035 12LB
3439-01-168-6208INTERCHANGEABLE
ELECTRODE,WELDING
HB-28 0.035 30LB
3439-01-323-1288INTERCHANGEABLE
ROD,WELDING
1212F05

Frequently Asked Questions

What is NSN 3439-01-343-3854?

NSN 3439-01-343-3854 is a Electrode,welding, manufactured by American Welding Society, Inc., classified under FSC 3439 (No Item Name Available). Status: active.

What are the part numbers for NSN 3439-01-343-3854?

NSN 3439-01-343-3854 has 3 cross-referenced part numbers: AWS A5.18 ER70S-6 (American Welding Society, Inc.), AWS A5.18/A5.18M (American Welding Society, Inc.), ER70S-6-035 IN (Selox Inc).

What NSN replaces 3439-01-343-3854?

There are 10 known substitutes for 3439-01-343-3854: 3439-00-204-3203, 3439-00-372-4776, 3439-00-593-2241 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of AWS A5.18 ER70S-6?

Key specifications for AWS A5.18 ER70S-6: Outside Diameter: 0.035 INCHES NOMINAL IN; Filler Metal Chemical Composition in Percent: 0.01 SULFUR NOMINAL FIFTH ELEMENT; Weight: 25.0 POUNDS LBS; Container Type: REEL. 13 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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