The Welding Powder,metallic Overlay, cataloged under National Stock Number 3439-01-478-2387, 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 Oerlikon Metco Us Inc. Government technical data includes 2 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3439-01-478-2387 |
| Primary Part Number | DIAMALLOY 1005 5LBS |
| Item Name | Welding Powder,metallic Overlay |
| FSC / FSG | 3439 / 34 — Miscellaneous Welding, Soldering, and Brazing Supplies and Accessories |
| Manufacturer | Oerlikon Metco Us Inc |
| Status | ACTIVE |
| Content Within Each Unit Package | 5.0LBS LBS |
| Material | NICKEL ALLOY BASIC |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Hazardous per DLA record (HMIC Y) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| DIAMALLOY 1005 5LBS PRIMARY | Oerlikon Metco Us Inc (USA) |
| Reference | Meaning |
|---|---|
| POWCVC | 5/1 Secondary reference Dla Aviation Engineering Div Department of Defense |
| DIAMALLOY 1005 | 3/1 Design control — primary reference Oerlikon Metco Us Inc |
NSN 3439-01-478-2387 is a Welding Powder,metallic Overlay, manufactured by Oerlikon Metco Us Inc, classified under FSC 3439, Miscellaneous Welding, Soldering, and Brazing Supplies and Accessories. Status: active.
NSN 3439-01-478-2387 has 1 manufacturer part number on file: DIAMALLOY 1005 5LBS (Oerlikon Metco Us Inc).
1 possible match (shared part number, not a government interchangeability claim): 3439-01-478-2389. Verify interchangeability with system specifications before substitution.
Key specifications for DIAMALLOY 1005 5LBS: Content Within Each Unit Package: 5.0LBS LBS; Special Features: NSN IS USED TO PURCHASE A MINIMUM OF 20CONTAINRS TO A MAXIMUM OF 59 CONTAINERS;NI 21.5CR 8.5MO 3FE 0.5CO;SIMILAR TO INCONEL 625;SPHERIDAL,GAS ATOMIZED;-45 +11 UM (-325 MESH +11 UM);SUPERALLOY POWDER INTENDED FOR RESTORATION OF WORN OR MISMACHINED INCONEL 625 COMPONENTS; Material: NICKEL ALLOY 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.