The Welding Powder,metallic Overlay, cataloged under National Stock Number 3439-01-477-7911, 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 2 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3439-01-477-7911 |
| Item Name | Welding Powder,metallic Overlay |
| FSC / FSG | 3439 / 34 — Miscellaneous Welding, Soldering, and Brazing Supplies and Accessories |
| Status | ACTIVE |
| Content Within Each Unit Package | 12.5LBS LBS |
| Material | NICKEL AND ALUMINUM BASIC |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Hazardous per DLA record (HMIC Y) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| PAC909 | 3/1 Design control — primary reference Powder Alloy Corp |
| POWCVC | 5/1 Secondary reference Dla Aviation Engineering Div Department of Defense |
NSN 3439-01-477-7911 is a Welding Powder,metallic Overlay, classified under FSC 3439, Miscellaneous Welding, Soldering, and Brazing Supplies and Accessories. Status: active.
Key specifications for 3439-01-477-7911: Content Within Each Unit Package: 12.5LBS LBS; Special Features: NSN USED TO PURCHASE A MINIMUM OF 160 CONTAINERS AND UP;CERTIFICATION PWA 1321,AVCO M 3952A,GE B50TF33 AND RR 9507/4;RB 70-80 HARDNESS;2500 PSI MINIMUM STRENGTH FOR SMOOTH SURFACES AND 5000 PSI MINIMUM STRENGTH FOR ROUGHENED SURFACES;COARSE AS SPRAYED,GROUND GOOD;NICKEL CLAD ALUMINUM COMPOSITE POWDER.REACTS EXOTHERMICALLY DURING SPRAYING TO FORM METALLURGICAL BONDS WITH ALL SUBSTRATES EXCEPT COPPER AND ITS ALLOYS.COATINGS ARE TIGHT,DENSE;RESISTANT TO TEMPREATURES TO 1800DEG (F), THERMAL SHOCK AND EROSION A; Material: NICKEL AND ALUMINUM BASIC. 2 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.