PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

AWSA5.12-80 EWTH-1 0.094 7 IN.Electrode,welding

American Welding Society, Inc. · NSN 3439-00-729-8972 · FSC 3439 · No Item Name Available
Verified by PartsTable
NSN 3439-00-729-8972 — this item is cataloged by the U.S. Government under National Stock Number 3439-00-729-8972. Primary manufacturer part number: AWSA5.12-80 EWTH-1 0.094 7 IN..
Features
  • Electrode,welding — FSC 3439
  • Length: 7.000 INCHES NOMINAL IN
  • Polarity Characteristic: STRAIGHT
  • Material: TUNGSTEN NON FILLER
  • Shape: ROUND
  • Material Document and Classification: AWSA5.12-80,CL EWTH-1 ASSN STD SINGLE MATERIAL RESPONSE NON FILLER
  • Physical Form: STRAIGHT
  • Current Type: DC
Applications
  • Applications requiring Tungsten Non Filler construction
General Description

The Electrode,welding, cataloged under National Stock Number 3439-00-729-8972, 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 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN3439-00-729-8972
Primary Part NumberAWSA5.12-80 EWTH-1 0.094 7 IN.
Item NameElectrode,welding
FSC / FSG3439 / 34 — No Item Name Available
ManufacturerAmerican Welding Society, Inc.
StatusCANCELLED
Length7.000 INCHES NOMINAL IN
Polarity CharacteristicSTRAIGHT
MaterialTUNGSTEN NON FILLER
ShapeROUND
Material Document and ClassificationAWSA5.12-80,CL EWTH-1 ASSN STD SINGLE MATERIAL RESPONSE NON FILLER
Physical FormSTRAIGHT
Current TypeDC
Outside Diameter0.156 INCHES NOMINAL IN
Weld Position for Which DesignedALL POSITIONS
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
3439-00-344-4099AWSA5.12-80 EWP 0.156 7IN.GROUND INTERCHANGEABLE
Electrode,welding
American Welding Society, Inc.
3439-00-505-607376Z54 INTERCHANGEABLE
Electrode,welding
Esab Group, Inc., the Dba Esab Welding and Cutting Products Div Esab Welding and Cuttng
3439-00-505-607676Z57 INTERCHANGEABLE
Electrode,welding
Esab Group, Inc., the Dba Esab Welding and Cutting Products Div Esab Welding and Cuttng
3439-00-655-2089 INTERCHANGEABLE
Electrode,welding
3439-00-727-5947AWSA5.12-80 EWTH-2 0.062 6 IN.LG INTERCHANGEABLE
Electrode,welding
American Welding Society, Inc.
3439-00-729-897386Z05 INTERCHANGEABLE
Electrode
Trans-Lux Corporation
3439-00-814-6028AWSA5.12-80 EWP 0.156 7 IN. LG INTERCHANGEABLE
Rod,welding
American Welding Society, Inc.
3439-00-814-6029105Z04 INTERCHANGEABLE
Rod,welding
Esab Group, Inc., the Dba Esab Welding and Cutting Products Div Esab Welding and Cuttng
3439-00-814-6031105Z03 0.094 7 INTERCHANGEABLE
Rod,welding
Esab Group, Inc., the Dba Esab Welding and Cutting Products Div Esab Welding and Cuttng
3439-00-872-1411AWSA5.12-80 EWTH-2 0.040 7IN. LG INTERCHANGEABLE
Electrode,welding
American Welding Society, Inc.
Cross-Reference Index
Part NumberManufacturer
81Z80 Union Carbide Corp Sub of Dow Co the (USA)
81Z80 Esab Group, Inc., the Dba Esab Welding and Cutting Products Div Esab Welding and Cuttng (USA)
AWSA5.12-80 EWTH-1 0.094 7 IN. PRIMARY American Welding Society, Inc. (USA)
AWS A5.12/A5.12M American Welding Society, Inc. (USA)
Related Parts
3439-00-344-4099INTERCHANGEABLE
ELECTRODE,WELDING
AWSA5.12-80 EWP 0.156 7IN.GROUND
3439-00-505-6073INTERCHANGEABLE
ELECTRODE,WELDING
76Z54
3439-00-505-6076INTERCHANGEABLE
ELECTRODE,WELDING
76Z57
3439-00-655-2089INTERCHANGEABLE
ELECTRODE,WELDING
3439-00-727-5947INTERCHANGEABLE
ELECTRODE,WELDING
AWSA5.12-80 EWTH-2 0.062 6 IN.LG
3439-00-729-8973INTERCHANGEABLE
ELECTRODE
86Z05
3439-00-814-6028INTERCHANGEABLE
ROD,WELDING
AWSA5.12-80 EWP 0.156 7 IN. LG
3439-00-814-6029INTERCHANGEABLE
ROD,WELDING
105Z04
3439-00-814-6031INTERCHANGEABLE
ROD,WELDING
105Z03 0.094 7
3439-00-872-1411INTERCHANGEABLE
ELECTRODE,WELDING
AWSA5.12-80 EWTH-2 0.040 7IN. LG
3439-01-012-1002INTERCHANGEABLE
ELECTRODE,WELDING
3439-01-032-5978INTERCHANGEABLE
ELECTRODE,WELDING
AWSA5.12-80 EWTH-2 0.062 7 IN.

Frequently Asked Questions

What is NSN 3439-00-729-8972?

NSN 3439-00-729-8972 is a Electrode,welding, manufactured by American Welding Society, Inc., classified under FSC 3439 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 3439-00-729-8972?

NSN 3439-00-729-8972 has 4 cross-referenced part numbers: 81Z80 (Union Carbide Corp Sub of Dow Co the), 81Z80 (Esab Group, Inc., the Dba Esab Welding and Cutting Products Div Esab Welding and Cuttng), AWSA5.12-80 EWTH-1 0.094 7 IN. (American Welding Society, Inc.), AWS A5.12/A5.12M (American Welding Society, Inc.).

What NSN replaces 3439-00-729-8972?

There are 12 known substitutes for 3439-00-729-8972: 3439-00-344-4099, 3439-00-505-6073, 3439-00-505-6076 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of AWSA5.12-80 EWTH-1 0.094 7 IN.?

Key specifications for AWSA5.12-80 EWTH-1 0.094 7 IN.: Length: 7.000 INCHES NOMINAL IN; Polarity Characteristic: STRAIGHT; Special Features: GND FINISH; Material: TUNGSTEN NON FILLER. 10 total characteristics are documented in the Federal Logistics Information System.

Is NSN 3439-00-729-8972 still in active supply?

NSN 3439-00-729-8972 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

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