The Welding Machine,resistance, cataloged under National Stock Number 3432-01-496-0146, is classified within Federal Supply Class 3432 (Electric Resistance Welding Equipment) of the Metalworking Machinery (continued) group. The manufacturer of record is Lenco Dba Nlc Inc. Government technical data includes 9 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3432-01-496-0146 |
| Primary Part Number | L-4000 MARK II |
| Item Name | Welding Machine,resistance |
| FSC / FSG | 3432 / 34 — Electric Resistance Welding Equipment |
| Manufacturer | Lenco Dba Nlc Inc |
| Status | ACTIVE |
| Phase | SINGLE |
| Kilovolt-Ampere Rating | 4.0 NOMINAL |
| Input Current Type | AC |
| Unit Type | SPOT |
| Frequency Rating | 50.0 HERTZ MINIMUM AND 60.0 HERTZ MAXIMUM |
| Current Rating | 50.0 AMPERES NOMINAL |
| Voltage Rating | 208.0 VOLTS MINIMUM AND 230.0 VOLTS MAXIMUM |
| Operation Method | ELECTRIC |
| Furnished Items and Quantity | TIMER (NSN 6645-01-496-0073), POWER INPUT CABLE-50' NO. 10/3 WIRE, WELDING CABLE 5' |
| 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 |
|---|---|
| L-4000 MARK II PRIMARY | Lenco Dba Nlc Inc (USA) |
| 20400 | Lenco Dba Nlc Inc (USA) |
| Reference | Meaning |
|---|---|
| L-4000 MARK II | 5/9 Secondary reference U.S. Government activity |
NSN 3432-01-496-0146 is a Welding Machine,resistance, manufactured by Lenco Dba Nlc Inc, classified under FSC 3432, Electric Resistance Welding Equipment. Status: active.
NSN 3432-01-496-0146 has 2 manufacturer part numbers on file: L-4000 MARK II (Lenco Dba Nlc Inc), 20400 (Lenco Dba Nlc Inc).
Key specifications for L-4000 MARK II: Phase: SINGLE; Kilovolt-Ampere Rating: 4.0 NOMINAL; Input Current Type: AC; Unit Type: SPOT. 9 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.