The Welding Powder,metallic Overlay, cataloged under National Stock Number 3439-01-385-9727, is classified within Federal Supply Class 3439 (Miscellaneous Welding, Soldering, and Brazing Supplies and Accessories) of the Metalworking Machinery (continued) group. The manufacturer of record is Powder Alloy Corp. Government technical data includes 3 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 7 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 | 3439-01-385-9727 |
| Primary Part Number | PAC125 |
| Item Name | Welding Powder,metallic Overlay |
| FSC / FSG | 3439 / 34 — Miscellaneous Welding, Soldering, and Brazing Supplies and Accessories |
| Manufacturer | Powder Alloy Corp |
| Status | ACTIVE |
| Criticality Code Justification | FEAT |
| Content Within Each Unit Package | 5 LB LBS |
| Material | COBALT AND TUNGSTEN CARBIDE BASIC |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Hazardous per DLA record (HMIC Y) |
| Criticality Code | Y |
| Part Number | Manufacturer |
|---|---|
| PAC125 PRIMARY | Powder Alloy Corp (USA) |
NSN 3439-01-385-9727 is a Welding Powder,metallic Overlay, manufactured by Powder Alloy Corp, classified under FSC 3439, Miscellaneous Welding, Soldering, and Brazing Supplies and Accessories. Status: active.
NSN 3439-01-385-9727 has 1 manufacturer part number on file: PAC125 (Powder Alloy Corp).
7 possible matches (shared part number, not a government interchangeability claim): 3439-01-477-4839, 3439-01-477-4840, 3439-01-477-4842. Verify interchangeability with system specifications before substitution.
Key specifications for PAC125: Criticality Code Justification: FEAT; Content Within Each Unit Package: 5 LB LBS; Special Features: UNIT PACKAGE TYPE IS CONTAINER; A CAST, CRUSHED TUNGSTEN CARBIDE/COBALT COMPOSITE POWDER. COATINGS ARE HARD, DENSE AND RESISTANT TO FRETTING TYPE WEAR. APPLICATIONS SHOULD BE RESTRICTED TO BELOW 1000 DEGREES FARENHEIT; BEST FINISHED BY WET GRINDING; CERTIFICATION: PWA 1302; Material: COBALT AND TUNGSTEN CARBIDE 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.