The Welding Powder,metallic Overlay, cataloged under National Stock Number 3439-01-478-7874, 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2 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 3439-01-478-7874 |
| 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 | 5.0LBS LBS |
| Material | ALUMINUM BASIC |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Hazardous per DLA record (HMIC Y) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| METCO 52C-NS | 3/1 Design control — primary reference Oerlikon Metco Us Inc |
| POWCVC | 5/1 Secondary reference Dla Aviation Engineering Div Department of Defense |
NSN 3439-01-478-7874 is a Welding Powder,metallic Overlay, classified under FSC 3439, Miscellaneous Welding, Soldering, and Brazing Supplies and Accessories. Status: active.
Key specifications for 3439-01-478-7874: Content Within Each Unit Package: 5.0LBS LBS; Special Features: NSN IS USED TO PURCHASE A MINIMUM OF 60 CONTAINERS AND UP;AL 12.5SI,SPHEROIDAL,GAS ATOMIZED;-90+45 UM (-170 +325 MESH);TEXTURE/FINISH AS-SPRAYED 600-800,MACHINED 40-60;RH 90 HARDNESS;COATING NUMBERS T52C-10 AND P52C-10;CERTIFICATION EMS 57742,EMS 56766,GE B50TF92 CLASS A,LYCOMING M 3962,MSRR 9507/60,PWA 1335,CPW 235,SNECMA DMR 33.027 AND PM 819-35;ALUMINUM-12% SILICON ALLOY.GENERAL PURPOSE MATERIAL FOR SALVAGE AND BUILD-UP OF PARTS OF ALUMINUM,MAGNESIUM OR THEIR ALLOYS.PRODUCES HARDER AND DENSER COATINGS THAN PURE ALUMINUM.GOOD MACHINE FINISH; Material: 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.