The Welding Machine,inverter, cataloged under National Stock Number 3431-01-369-7455, is classified within Federal Supply Class 3431 (Electric Arc Welding Equipment) of the Metalworking Machinery (continued) group. The manufacturer of record is Lincoln Electric Holdings Inc. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 3431-01-369-7455 |
| Primary Part Number | V300-PRO |
| Item Name | Welding Machine,inverter |
| FSC / FSG | 3431 / 34 — Electric Arc Welding Equipment |
| Manufacturer | Lincoln Electric Holdings Inc |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
NSN 3431-01-369-7455 is a Welding Machine,inverter, manufactured by Lincoln Electric Holdings Inc, classified under FSC 3431, Electric Arc Welding Equipment. Status: active.
NSN 3431-01-369-7455 has 2 manufacturer part numbers on file: V300-PRO (Lincoln Electric Holdings Inc), K1349 (Lincoln Electric Holdings Inc).
1 possible match (shared part number, not a government interchangeability claim): 4820-01-717-3384. Verify interchangeability with system specifications before substitution.
Key specifications for V300-PRO: Special Features: SEMI-AUTOMATIC WIRE FEEDER,LINCOLN ELECTRIC MODEL LN-25;LIGHTWEIGHT;COMPACT;SGL OR 3 PHASE INPUT POWER;3 POSITION SWITCH FOR CONSTANT CURRENT;2 POSITION SWITCH FOR CONSTANT VOLTAGE;DIGITAL METER READS VOLTS OR AMPS;10 FT POWER CORD FT. 0 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.