The Welding Powder,metallic Overlay, cataloged under National Stock Number 3439-01-407-7834, 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 3 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3439-01-407-7834 |
| 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 LBS. LBS |
| Environmental Protection | ABRASION RESISTANT AND CORROSION RESISTANT |
| Material | GRAPHITE AND NICKEL BASIC |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Hazardous per DLA record (HMIC Y) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| METCO 307NS-3 | 3/1 Design control — primary reference Oerlikon Metco Us Inc |
| 307NS-3 | 5/9 Secondary reference Oerlikon Metco Us Inc |
| POWCVC | 5/1 Secondary reference Dla Aviation Engineering Div Department of Defense |
NSN 3439-01-407-7834 is a Welding Powder,metallic Overlay, classified under FSC 3439, Miscellaneous Welding, Soldering, and Brazing Supplies and Accessories. Status: active.
Key specifications for 3439-01-407-7834: Content Within Each Unit Package: 5 LBS. LBS; Special Features: NSN IS USED TO PURCHASE A MINIMUM OF 60 CONTAINERS AND UP;NI 25 GRAPHITE CLAD;-90+30 UM (-170 MESH +30 UM);CERTIFICATION GE B50TF52 AND SNECMA DMR 33.084;HIGH QUALITY ABRADABLE COATINGS FOR USE IN THE COMPRESSOR SECTION OF JET ENGINES.OPERATING TEMPREATURES UP TO 900DEG (F).SELF-LUBRICATING,CAN BE USED FOR FRICTION REDUCING BEARINGS; Environmental Protection: ABRASION RESISTANT AND CORROSION RESISTANT; Material: GRAPHITE AND NICKEL BASIC. 3 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.