PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

B297-55TElectrode

American Society for Testing and Materials Dba Astm International · NSN 3439-00-269-4277 · FSC 3439 · No Item Name Available
Verified by PartsTable
NSN 3439-00-269-4277 — this item is cataloged by the U.S. Government under National Stock Number 3439-00-269-4277. Primary manufacturer part number: B297-55T.
Features
  • Electrode — FSC 3439
  • Outside Diameter: 0.093 INCHES NOMINAL IN
  • Length: 3.000 INCHES NOMINAL IN
  • Construction: SOLID
  • Material: TUNGSTEN ALLOY OVERALL
  • Nondefinitive Spec/std Data: 3 TYPE AND 2 CLASS
  • 2 verified cross-references
  • Primary manufacturer: American Society for Testing and Materials Dba Astm International
Applications
  • Applications requiring Tungsten Alloy Overall construction
General Description

The Electrode, cataloged under National Stock Number 3439-00-269-4277, is classified within Federal Supply Class 3439 (No Item Name Available) of the Metalworking Machinery (continued) group. The primary manufacturer of record is American Society for Testing and Materials Dba Astm International. Government technical data includes 5 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 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
NSN3439-00-269-4277
Primary Part NumberB297-55T
Item NameElectrode
FSC / FSG3439 / 34 — No Item Name Available
ManufacturerAmerican Society for Testing and Materials Dba Astm International
StatusACTIVE
Outside Diameter0.093 INCHES NOMINAL IN
Length3.000 INCHES NOMINAL IN
ConstructionSOLID
MaterialTUNGSTEN ALLOY OVERALL
Nondefinitive Spec/std Data3 TYPE AND 2 CLASS
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
3439-00-045-3609AWSA5.12-69EWTH-1 0.093 INTERCHANGEABLE
Electrode,welding
American Welding Society, Inc.
3439-00-059-3925 INTERCHANGEABLE
Electrode
3439-00-269-4275 INTERCHANGEABLE
Electrode
3439-00-269-4276 INTERCHANGEABLE
Electrode
3439-00-269-4278 INTERCHANGEABLE
Electrode
3439-00-655-2089 INTERCHANGEABLE
Electrode,welding
3439-00-899-9577 INTERCHANGEABLE
Electrode
Cross-Reference Index
Part NumberManufacturer
B297-55T American Society for Testing and Materials Dba Astm International (USA)
QQE00445 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
Related Parts
3439-00-045-3609INTERCHANGEABLE
ELECTRODE,WELDING
AWSA5.12-69EWTH-1 0.093
3439-00-059-3925INTERCHANGEABLE
ELECTRODE
3439-00-269-4275INTERCHANGEABLE
ELECTRODE
3439-00-269-4276INTERCHANGEABLE
ELECTRODE
3439-00-269-4278INTERCHANGEABLE
ELECTRODE
3439-00-655-2089INTERCHANGEABLE
ELECTRODE,WELDING
3439-00-899-9577INTERCHANGEABLE
ELECTRODE

Frequently Asked Questions

What is NSN 3439-00-269-4277?

NSN 3439-00-269-4277 is a Electrode, manufactured by American Society for Testing and Materials Dba Astm International, classified under FSC 3439 (No Item Name Available). Status: active.

What are the part numbers for NSN 3439-00-269-4277?

NSN 3439-00-269-4277 has 2 cross-referenced part numbers: B297-55T (American Society for Testing and Materials Dba Astm International), QQE00445 (Federal Specifications Promulgated by General Services Administration Washington DC).

What NSN replaces 3439-00-269-4277?

There are 7 known substitutes for 3439-00-269-4277: 3439-00-045-3609, 3439-00-059-3925, 3439-00-269-4275 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of B297-55T?

Key specifications for B297-55T: Outside Diameter: 0.093 INCHES NOMINAL IN; Length: 3.000 INCHES NOMINAL IN; Construction: SOLID; Material: TUNGSTEN ALLOY OVERALL. 5 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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