The Welding Powder,metallic Overlay, cataloged under National Stock Number 3439-01-477-8164, 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 2 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government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 | 3439-01-477-8164 |
| Primary Part Number | PAC912-12.5LBS |
| Item Name | Welding Powder,metallic Overlay |
| FSC / FSG | 3439 / 34 — Miscellaneous Welding, Soldering, and Brazing Supplies and Accessories |
| Manufacturer | Powder Alloy Corp |
| Status | ACTIVE |
| Content Within Each Unit Package | 12.5LBS LBS |
| Material | NICKEL AND MOLYBDENUM AND ALUMINUM BASIC |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Hazardous per DLA record (HMIC Y) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| PAC912-12.5LBS | Powder Alloy Corp (USA) |
| 12.5LBS-PAC912 | Powder Alloy Corp (USA) |
| Reference | Meaning |
|---|---|
| PAC912 | 3/1 Design control — primary reference Powder Alloy Corp |
| POWCVC | 5/1 Secondary reference Dla Aviation Engineering Div Department of Defense |
NSN 3439-01-477-8164 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 3439-01-477-8164 has 2 manufacturer part numbers on file: PAC912-12.5LBS (Powder Alloy Corp), 12.5LBS-PAC912 (Powder Alloy Corp).
3 possible matches (shared part number, not a government interchangeability claim): 3439-01-477-8168, 3439-01-477-8171, 3439-01-477-8175. Verify interchangeability with system specifications before substitution.
Key specifications for PAC912-12.5LBS: Content Within Each Unit Package: 12.5LBS LBS; Special Features: NSN USED TO PURCHASE A MINIMUM OF 16CONTAINRS TO A MAXIMUM OF 39CONTAINERS;CERTIFICATION GE B50TF166;RB 70-80 HARDNESS;7000 PSI NOMINAL STRENGTH, BUT VARIES WITH SMOOTH OR ROUGHENED SURFACES;MACHINES/GRINDS READILY WITH ALL GRADES OF CUTTING TOOLS;A SELF BONDING COMPOSITE POWDER CONSISTING OF MOLYBDENUM-NICKEL-ALUMINUM USED AS A GENERAL PURPOSE POWDER FOR SERVICE CONDITIONS REQUIRING A TOUGH, WEAR AND CORROSION RESISTANT COATING.RECOMMENDED FOR SALVAGE AND BUILDUP OF MACHINABLE AND GRINDABLE STEELS; Material: NICKEL AND MOLYBDENUM 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.