The Electrode,welding, cataloged under National Stock Number 3439-01-012-3283, 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 12 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3439-01-012-3283 |
| Item Name | Electrode,welding |
| FSC / FSG | 3439 / 34 — Miscellaneous Welding, Soldering, and Brazing Supplies and Accessories |
| Status | ACTIVE |
| Current Type | DC |
| Flux Coating Type | SHIELDED ARC |
| Weld Position for Which Designed | ALL POSITIONS |
| Material Document and Classification | MIL-E-23765/3,TY CUA1-A2 MIL SPEC SINGLE MATERIAL RESPONSE FILLER |
| Shape | ROUND |
| Outside Diameter | 0.045 INCHES NOMINAL IN |
| Quantity Within Each Unit Package | 25.0 POUNDS LBS |
| Nondefinitive Spec/std Data | 3B FORM AND 0.045IN SIZE AND CUA1-A2 TYPE AND 25LB WEIGHT LBS |
| Container Type | REEL |
| Physical Form | ROLL |
| Polarity Characteristic | REVERSE |
| Material | COPPER ALLOY FILLER |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Hazardous per DLA record (HMIC Y) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| MIL-E-23765/3 | 4/1 Identification reference U.S. Government activity |
| AMPCO-TRODE10 0.045 FORM 3B 25LB | 5/9 Secondary reference Ampco Metal Inc. Dba Ampco Metal Inc |
| MIL-CUA1-A2 0.045 FORM 3B 25LB | 2/2 Government specification standardization U.S. Government activity |
NSN 3439-01-012-3283 is a Electrode,welding, classified under FSC 3439, Miscellaneous Welding, Soldering, and Brazing Supplies and Accessories. Status: active.
2 possible matches (shared part number, not a government interchangeability claim): 3439-01-017-2793, 3439-01-277-6363. Verify interchangeability with system specifications before substitution.
Key specifications for 3439-01-012-3283: Current Type: DC; Flux Coating Type: SHIELDED ARC; Weld Position for Which Designed: ALL POSITIONS; Material Document and Classification: MIL-E-23765/3,TY CUA1-A2 MIL SPEC SINGLE MATERIAL RESPONSE FILLER. 12 specifications are documented in the U.S. Government catalog.
Hazardous per DLA record (HMIC Y). 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.