The Welding Machine,arc, cataloged under National Stock Number 3431-01-645-9293, is classified within Federal Supply Class 3431 (Electric Arc Welding Equipment) of the Metalworking Machinery (continued) group. The manufacturer of record is Miller Electric Mfg. Llc. Government technical data includes 6 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3431-01-645-9293 |
| Primary Part Number | 903 731-01-3 |
| Item Name | Welding Machine,arc |
| FSC / FSG | 3431 / 34 — Electric Arc Welding Equipment |
| Manufacturer | Miller Electric Mfg. Llc |
| Status | ACTIVE |
| Current Type | DC |
| Power Source | DIESEL ENGINE |
| Voltage in Volts | 34.0 |
| Wattage Rating | 5000.0 WATTS |
| Engine Manufacturer Name | KUBOTA D1005 |
| Mounting Type | SKID |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 903 731-01-3 PRIMARY | Miller Electric Mfg. Llc (USA) |
| Reference | Meaning |
|---|---|
| 903 731-01-3 | 3/9 Design control — primary reference Miller Electric Mfg. Co. |
NSN 3431-01-645-9293 is a Welding Machine,arc, manufactured by Miller Electric Mfg. Llc, classified under FSC 3431, Electric Arc Welding Equipment. Status: active.
NSN 3431-01-645-9293 has 1 manufacturer part number on file: 903 731-01-3 (Miller Electric Mfg. Llc).
Key specifications for 903 731-01-3: Current Type: DC; Power Source: DIESEL ENGINE; Voltage in Volts: 34.0; Wattage Rating: 5000.0 WATTS. 6 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). 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.