The Electrode,welding, cataloged under National Stock Number 3439-00-342-9759, 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12 specifications, cited from the U.S. Government catalog. 7 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3439-00-342-9759 |
| Item Name | Electrode,welding |
| FSC / FSG | 3439 / 34 — Miscellaneous Welding, Soldering, and Brazing Supplies and Accessories |
| Status | ACTIVE |
| Current Type | AC OR DC |
| Flux Coating Type | SHIELDED ARC |
| Weld Position for Which Designed | ALL POSITIONS |
| Material Document and Classification | MIL-E-19933,TY 310 MIL SPEC SINGLE MATERIAL RESPONSE FILLER |
| Shape | ROUND |
| Outside Diameter | 0.030 INCHES NOMINAL IN |
| Quantity Within Each Unit Package | 2.0 POUNDS LBS |
| Nondefinitive Spec/std Data | 1B CLASS AND 0.030 IN. DIA SIZE AND MIL-310 TYPE IN |
| Container Type | REEL |
| Physical Form | ROLL |
| Polarity Characteristic | REVERSE |
| Material | CARBON AND CHROMIUM AND NICKEL FILLER |
| 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 |
|---|---|
| AIRCO A310 CL1B 0.030 | 5/9 Secondary reference U.S. Government activity |
| MIL-310 CL1B 0.030 | 2/2 Government specification standardization U.S. Government activity |
| MIL-E-19933 | 4/1 Identification reference U.S. Government activity |
| MCKAY 25-20 TYPE 310 CL1B 0.030 | 5/1 Secondary reference Hobart Bros Co Mckay Welding Products Div |
| CHROMENAR 310 CL1B 0.030 | 5/1 Secondary reference Arcos Industries Llc |
| RACOLLOY 25-20 CL1B 0.030 | 5/1 Secondary reference Central Wire Industries Ltd |
| ARCALOY ER-310 CL1B 0.030 | 5/1 Secondary reference U.S. Government activity |
NSN 3439-00-342-9759 is a Electrode,welding, classified under FSC 3439, Miscellaneous Welding, Soldering, and Brazing Supplies and Accessories. Status: active.
Key specifications for 3439-00-342-9759: Current Type: AC OR DC; Flux Coating Type: SHIELDED ARC; Weld Position for Which Designed: ALL POSITIONS; Material Document and Classification: MIL-E-19933,TY 310 MIL SPEC SINGLE MATERIAL RESPONSE FILLER. 12 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.