The Rod,welding, cataloged under National Stock Number 3439-01-377-0047, is classified within Federal Supply Class 3439 (Miscellaneous Welding, Soldering, and Brazing Supplies and Accessories) of the Metalworking Machinery (continued) group. Government technical data includes 14 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3439-01-377-0047 |
| Item Name | Rod,welding |
| FSC / FSG | 3439 / 34 — Miscellaneous Welding, Soldering, and Brazing Supplies and Accessories |
| Status | ACTIVE |
| Length | 36.000 INCHES NOMINAL IN |
| Filler Metal Chemical Composition in Percent | 0.05 LEAD NOMINAL EIGHTH ELEMENT |
| Filler Metal Chemical Composition in Percent | 0.15 SILICON MAXIMUM SEVENTH ELEMENT |
| Filler Metal Chemical Composition in Percent | 0.20 NICKEL NOMINAL SIXTH ELEMENT |
| Filler Metal Chemical Composition in Percent | 0.50 MANGANESE MAXIMUM FOURTH ELEMENT |
| Filler Metal Chemical Composition in Percent | 0.50 NONIDENTIFIED ELEMENTS NOMINAL FIFTH ELEMENT |
| Filler Metal Chemical Composition in Percent | 0.60 COPPER MAXIMUM THIRD ELEMENT |
| Filler Metal Chemical Composition in Percent | 1.10 TIN MAXIMUM SECOND ELEMENT |
| Filler Metal Chemical Composition in Percent | 1.20 IRON MAXIMUM FIRST ELEMENT |
| Shape | ROUND |
| Outside Diameter | 0.188 INCHES NOMINAL IN |
| Process Type for Which Designed | GAS METAL ARC |
| Physical Form | STRAIGHT |
| Material | COPPER AND COPPER ALLOY OVERALL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| AWS A5.27 | 3/1 Design control — primary reference U.S. Government activity |
| AWS A5.27RBCUZN-C | 5/1 Secondary reference U.S. Government activity |
NSN 3439-01-377-0047 is a Rod,welding, classified under FSC 3439, Miscellaneous Welding, Soldering, and Brazing Supplies and Accessories. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 3439-01-381-1226. Verify interchangeability with system specifications before substitution.
Key specifications for 3439-01-377-0047: Length: 36.000 INCHES NOMINAL IN; Filler Metal Chemical Composition in Percent: 0.05 LEAD NOMINAL EIGHTH ELEMENT; Filler Metal Chemical Composition in Percent: 0.15 SILICON MAXIMUM SEVENTH ELEMENT; Filler Metal Chemical Composition in Percent: 0.20 NICKEL NOMINAL SIXTH ELEMENT. 14 specifications are documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.