The Welding Machine,arc, cataloged under National Stock Number 3431-00-899-5358, is classified within Federal Supply Class 3431 (Electric Arc Welding Equipment) of the Metalworking Machinery (continued) group. The manufacturer of record is Libby Power Systems, Llc. Government technical data includes 15 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 3431-00-899-5358 |
| Primary Part Number | E0W300 |
| Item Name | Welding Machine,arc |
| FSC / FSG | 3431 / 34 — Electric Arc Welding Equipment |
| Manufacturer | Libby Power Systems, Llc |
| Status | ACTIVE |
| Tire Type | STEEL |
| Phase | THREE |
| Frequency in Hertz | 60.0 |
| Current Type | AC |
| Minimum Current at Specified Voltage | 60 AMP AT 20 V V |
| Arc Current Type | DC |
| Design Type | GENERATOR |
| Output Current Rating in Amps | 300.0 NOMINAL |
| Power Source | ELECTRIC MOTOR |
| Voltage in Volts | 220.0 |
| Wheel Quantity | 4 |
| Accessory Components and Quantity | CABLE,50 FT LG,2;CABLE,100 FT LG,1;HOLDER,1 FT |
| Maximum Current at Specified Voltage | 375 AMP AT 40 V V |
| Nondefinitive Spec/std Data | B TYPE AND 1 CLASS |
| Mounting Type | WHEEL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | N |
| Part Number | Manufacturer |
|---|---|
| E0W300 PRIMARY | Libby Power Systems, Llc (USA) |
| Reference | Meaning |
|---|---|
| MILW15759 | 4/1 Identification reference U.S. Government activity |
NSN 3431-00-899-5358 is a Welding Machine,arc, manufactured by Libby Power Systems, Llc, classified under FSC 3431, Electric Arc Welding Equipment. Status: active.
NSN 3431-00-899-5358 has 1 manufacturer part number on file: E0W300 (Libby Power Systems, Llc).
Key specifications for E0W300: Tire Type: STEEL; Phase: THREE; Frequency in Hertz: 60.0; Current Type: AC. 15 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.