The Welding Machine,inverter, cataloged under National Stock Number 3431-01-388-7687, 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 1 specification, 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3431-01-388-7687 |
| Primary Part Number | 903276 |
| Item Name | Welding Machine,inverter |
| FSC / FSG | 3431 / 34 — Electric Arc Welding Equipment |
| Manufacturer | Miller Electric Mfg. Llc |
| Status | ACTIVE |
| Supplementary Features | 300 AMPS AT 32 VOLTS AT 60 DUTY CYCLE FOR THREE PHASE; 225 AMPS AT 29 VOLTS AT 60 DUTY CYCLE FOR SINGLE PHASE; HEIGHT 17 3/8 IN.; WIDTH 12 IN.; DEPTH 19 1/2 IN.; WEIGHT 77 POUNDS LBS |
| 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 |
|---|---|
| 903276 PRIMARY | Miller Electric Mfg. Llc (USA) |
| Reference | Meaning |
|---|---|
| WELDCVC | 5/1 Secondary reference Dla Aviation Engineering Div Department of Defense |
| XMT 300CC | 5/1 Secondary reference Miller Electric Mfg. Llc |
| 903276 | 3/9 Design control — primary reference Miller Electric Mfg. Co. |
| XMT 300CC | 5/9 Secondary reference Miller Electric Mfg. Co. |
NSN 3431-01-388-7687 is a Welding Machine,inverter, manufactured by Miller Electric Mfg. Llc, classified under FSC 3431, Electric Arc Welding Equipment. Status: active.
NSN 3431-01-388-7687 has 1 manufacturer part number on file: 903276 (Miller Electric Mfg. Llc).
Key specifications for 903276: Supplementary Features: 300 AMPS AT 32 VOLTS AT 60 DUTY CYCLE FOR THREE PHASE; 225 AMPS AT 29 VOLTS AT 60 DUTY CYCLE FOR SINGLE PHASE; HEIGHT 17 3/8 IN.; WIDTH 12 IN.; DEPTH 19 1/2 IN.; WEIGHT 77 POUNDS LBS; Special Features: 50/60 HERTZ SINGLE OR THREE PHASE INPUT POWER; NEMA CLASS 1 RATING; PERFORMS SMAW(STICK), SCRATCH START GTAW (TIG), AND PULSED GTAW WELDING, AND AAC; AUTO LINK AUTOMATIC VOLTAGE LINKING CIRCUITRY; PROCESS SELECTOR SWITCH; ARC CONTROL; REMOTE AMPERAGE CONTROL (14 PIN, PANEL); REMOTE CONTACTOR CONTROL SELECTOR 14 PIN, ON) 14 PIN RECEPTACLE FOR OPTIONAL REMOTE CONTROLS. 1 specification is 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.